{"id":7293,"date":"2026-08-18T12:25:32","date_gmt":"2026-08-18T12:25:32","guid":{"rendered":"https:\/\/hycuttingtools.com\/?p=7293"},"modified":"2026-08-26T05:44:03","modified_gmt":"2026-08-26T05:44:03","slug":"machining-troubleshooting-guide","status":"publish","type":"post","link":"https:\/\/hycuttingtools.com\/ru\/machining-troubleshooting-guide\/","title":{"rendered":"Machining Troubleshooting Guide: Find the Root Cause Before Changing the Tool"},"content":{"rendered":"<article class=\"hy-blog-article hy-machining-troubleshooting-guide\">\n<div class=\"hy-lead\">\n<p><strong>This machining troubleshooting guide<\/strong> starts with a simple rule: a failed cut does not automatically mean a failed tool. Chatter, poor surface finish, short tool life and dimensional errors can come from the holder, spindle, workholding, toolpath, chip evacuation, coolant delivery or cutting data. Changing the cutter before identifying the mechanism often hides the real problem\u2014or creates a second one.<\/p>\n<p>The objective is not to protect a tool at any cost. It is to separate a genuine tool-selection problem from a process problem, then make one controlled correction at a time.<\/p>\n<\/p><\/div>\n<nav class=\"hy-toc\" aria-label=\"Table of contents\">\n<div class=\"hy-toc-title\">Table of Contents<\/div>\n<ol>\n<li><a href=\"#diagnostic-order\">Use the Right Diagnostic Order<\/a><\/li>\n<li><a href=\"#define-symptom\">Define the Symptom and Its Timing<\/a><\/li>\n<li><a href=\"#check-system\">Check the Machining System Before the Tool<\/a><\/li>\n<li><a href=\"#symptom-table\">Machining Troubleshooting Guide by Symptom<\/a><\/li>\n<li><a href=\"#wear-patterns\">Read the Wear Pattern<\/a><\/li>\n<li><a href=\"#process-checks\">Process-Specific Checks<\/a><\/li>\n<li><a href=\"#controlled-test\">Run a Controlled Correction Test<\/a><\/li>\n<li><a href=\"#change-tool\">When Should You Change the Tool?<\/a><\/li>\n<li><a href=\"#worksheet\">Troubleshooting Data to Record<\/a><\/li>\n<li><a href=\"#faq\">\u0427\u0430\u0441\u0442\u043e \u0437\u0430\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/a><\/li>\n<\/ol>\n<\/nav>\n<p>The complete troubleshooting process can be organized into seven practical steps, as summarized below.<\/p>\n<figure class=\"wp-block-image size-full\">\n  <img class=\"lazyload\" data-src=\"https:\/\/hycuttingtools.com\/wp-content\/uploads\/2026\/08\/machining-troubleshooting-root-cause-infographic.png\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"Seven-step machining troubleshooting guide for checking the symptom, rigidity, runout, chips, coolant, cutting data and tool wear\" loading=\"lazy\" decoding=\"async\" title=\"\"><noscript><img src=\"https:\/\/hycuttingtools.com\/wp-content\/uploads\/2026\/08\/machining-troubleshooting-root-cause-infographic.png\" alt=\"Seven-step machining troubleshooting guide for checking the symptom, rigidity, runout, chips, coolant, cutting data and tool wear\" loading=\"lazy\" decoding=\"async\" title=\"\"><\/noscript><figcaption>\n    A seven-step process for identifying the root cause of a machining problem before changing the tool.<br \/>\n  <\/figcaption><\/figure>\n<section id=\"diagnostic-order\">\n<h2>1. Use the Right Diagnostic Order<\/h2>\n<p>Start with evidence, not assumptions. The same symptom can have several causes, so a reliable diagnosis moves from the complete machining system toward the cutting edge.<\/p>\n<ol>\n<li><strong>Confirm the symptom:<\/strong> identify what is wrong and how it is measured.<\/li>\n<li><strong>Find the change point:<\/strong> determine whether the issue began after a tool change, setup change, material lot, program edit or coolant event.<\/li>\n<li><strong>Inspect the setup:<\/strong> check workholding, holder condition, runout, overhang and spindle interface.<\/li>\n<li><strong>Inspect the process:<\/strong> verify actual speed, feed, engagement, toolpath, chip evacuation and coolant delivery.<\/li>\n<li><strong>Inspect the edge:<\/strong> identify the dominant wear or failure pattern under magnification.<\/li>\n<li><strong>Test one correction:<\/strong> keep the other variables fixed and compare the result.<\/li>\n<\/ol>\n<div class=\"hy-note-box\">\n<p><strong>Important:<\/strong> record the original parameters before changing anything. If speed, feed, coolant and toolholding are all changed together, even a successful cut will not reveal the root cause.<\/p>\n<\/p><\/div>\n<\/section>\n<section id=\"define-symptom\">\n<h2>2. Define the Symptom and Its Timing<\/h2>\n<p>Replace broad statements such as \u201cthe tool is bad\u201d with an observable condition:<\/p>\n<ul>\n<li>Chatter begins only in one corner or at a particular depth.<\/li>\n<li>Diameter grows gradually over a production run.<\/li>\n<li>The first part is oversize, or the size changes after warm-up.<\/li>\n<li>One flute chips while the remaining flutes show little wear.<\/li>\n<li>A tap breaks near the bottom of a blind hole.<\/li>\n<li>Surface finish is acceptable on one side of the workpiece but poor on another.<\/li>\n<\/ul>\n<p>Timing is diagnostic evidence. A gradual decline usually points toward wear, thermal drift or contamination. A sudden failure after a setup change suggests runout, collision, incorrect data, loss of clamping or a program problem. An intermittent issue may be linked to chip recutting, variable stock, unstable coolant delivery or inconsistent workholding.<\/p>\n<\/section>\n<section id=\"check-system\">\n<h2>3. Check the Machining System Before the Tool<\/h2>\n<h3>Workpiece and fixture<\/h3>\n<p>Confirm that the workpiece is supported close to the cutting zone and that clamping force is repeatable. Thin walls, long projections and poorly supported features can deflect even when the cutting tool is correct. Also verify stock variation, scale, interrupted surfaces and actual material hardness.<\/p>\n<h3>Spindle, holder and runout<\/h3>\n<p>Clean the spindle taper, holder, collet and tool shank. Inspect contact surfaces for fretting, burrs and damage, and tighten components to the specified torque. Measure runout close to the cutting end when practical. Excessive runout gives one edge a larger chip load, which can cause uneven wear, chipping, oversize holes and poor finish. Kennametal likewise recommends correct clamping torque and holder maintenance to reduce runout and vibration.<\/p>\n<h3>Tool overhang and rigidity<\/h3>\n<p>Use the shortest practical projection. Bending stiffness drops rapidly as overhang increases, so a small extension can produce a large change in deflection. Long-reach operations may require reduced radial engagement, a more stable entry strategy or damped tooling. Sandvik Coromant identifies long overhang as a major vibration risk and recommends directing cutting forces more favorably or using damped solutions where necessary.<\/p>\n<h3>Coolant and chip evacuation<\/h3>\n<p>Verify concentration, flow, pressure, nozzle aim and filtration\u2014not merely whether the pump is on. Packed or recut chips can damage an otherwise suitable edge. Coolant strategy must also be consistent: intermittent cooling in some milling operations can intensify thermal cycling, while drilling, tapping and reaming often depend on effective lubrication and chip transport.<\/p>\n<h3>Program and cutting data<\/h3>\n<p>Check programmed values against the actual tool diameter, flute count and machine units. Recalculate cutting speed, spindle speed, feed per tooth or feed per revolution. Review entry moves, corner engagement, ramp angle, peck cycle, dwell, retract clearance and whether cutter compensation uses the correct value.<\/p>\n<\/section>\n<section id=\"symptom-table\">\n<h2>4. Machining Troubleshooting Guide by Symptom<\/h2>\n<div class=\"hy-table-wrap\" role=\"region\" aria-label=\"Machining symptoms, likely causes and corrective actions\" tabindex=\"0\">\n<table class=\"hy-table\">\n<caption class=\"hy-sr-only\">Machining symptoms, likely root causes and controlled corrective actions<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Symptom<\/th>\n<th scope=\"col\">Inspect First<\/th>\n<th scope=\"col\">Likely Mechanisms<\/th>\n<th scope=\"col\">First Controlled Actions<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Chatter or vibration<\/strong><\/td>\n<td>Clamping, overhang, holder, engagement and where chatter starts<\/td>\n<td>Low system stiffness, resonance, excessive radial force, unstable entry or too many teeth in cut<\/td>\n<td>Shorten overhang, improve support, reduce engagement and shift spindle speed in controlled increments away from the unstable zone<\/td>\n<\/tr>\n<tr>\n<td><strong>Poor surface finish<\/strong><\/td>\n<td>Runout, edge condition, vibration and chip recutting<\/td>\n<td>Unequal flute loading, built-up edge, deflection, worn edges or unsuitable finishing allowance<\/td>\n<td>Correct runout and chip flow; stabilize the cut; then review feed, finishing pass and edge geometry<\/td>\n<\/tr>\n<tr>\n<td><strong>Rapid flank wear<\/strong><\/td>\n<td>Wear uniformity, actual cutting speed and material hardness<\/td>\n<td>Abrasion, excessive temperature, speed above the recommended range or insufficient wear resistance<\/td>\n<td>Confirm material and data, reduce speed in a controlled test, and consider a more wear-resistant grade or coating only after stability is verified<\/td>\n<\/tr>\n<tr>\n<td><strong>Chipping or microchipping<\/strong><\/td>\n<td>Which edge failed, runout, impact marks and interruption<\/td>\n<td>Overload, vibration, hard entry, weak edge, chip recutting or a grade lacking toughness<\/td>\n<td>Remove impact and runout, lower peak engagement, improve entry; then consider a stronger geometry or tougher grade<\/td>\n<\/tr>\n<tr>\n<td><strong>Built-up edge<\/strong><\/td>\n<td>Adhered material, speed, edge sharpness and lubrication<\/td>\n<td>Material adhesion, rubbing, unsuitable cutting range or insufficient lubricity<\/td>\n<td>Use a sharp positive edge, improve lubrication and adjust speed within the tool supplier\u2019s range<\/td>\n<\/tr>\n<tr>\n<td><strong>Thermal cracks<\/strong><\/td>\n<td>Crack direction, coolant consistency and interrupted heating<\/td>\n<td>Repeated heating and cooling, especially in interrupted milling<\/td>\n<td>Make coolant delivery stable and application-appropriate; avoid intermittent splash and reduce thermal load<\/td>\n<\/tr>\n<tr>\n<td><strong>Dimensional drift<\/strong><\/td>\n<td>Trend over time, temperature, offsets and deflection<\/td>\n<td>Thermal growth, progressive wear, unstable clamping, runout or tool push-off<\/td>\n<td>Separate cold-start error from wear drift, verify measurement control, stabilize temperature and correct mechanical causes before offsetting<\/td>\n<\/tr>\n<tr>\n<td><strong>Sudden breakage<\/strong><\/td>\n<td>Chip packing, collision evidence, holder grip and program position<\/td>\n<td>Overload, blocked evacuation, bottoming, misalignment, incorrect cycle or accumulated damage<\/td>\n<td>Stop and inspect the complete assembly and part; clear chips and verify motion before testing another tool<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p class=\"hy-table-note\">Swipe horizontally to view the full table.<\/p>\n<p class=\"hy-section-note\">The table is a diagnostic starting point, not a substitute for the cutting-data and wear limits supplied for the exact tool.<\/p>\n<\/section>\n<aside class=\"hy-cta\" aria-label=\"Machining troubleshooting support\">\n    <span class=\"hy-cta-kicker\">Application Support<\/span><\/p>\n<h3>Need Help Separating a Tool Problem from a Process Problem?<\/h3>\n<p>Send Hanyang Tools the workpiece material, operation, tool dimensions, holder, cutting data, coolant method and clear photos of the worn edge. We can help narrow the likely cause before you replace the cutter.<\/p>\n<div class=\"hy-cta-actions\">\n      <a class=\"hy-btn hy-btn-primary\" href=\"https:\/\/hycuttingtools.com\/ru\/contact\/\">Request an Application Review<\/a><br \/>\n      <a class=\"hy-btn hy-btn-secondary\" href=\"https:\/\/hycuttingtools.com\/ru\/products\/\">View Cutting Tools<\/a>\n    <\/div>\n<\/aside>\n<section id=\"wear-patterns\">\n<h2>5. Read the Wear Pattern Before Selecting a New Grade<\/h2>\n<p>Inspect every active edge under consistent lighting and magnification. A uniform wear land across all teeth generally indicates predictable abrasive or thermal wear. One damaged flute while the others remain sharp points more strongly to runout, localized impact, poor seating or chip recutting.<\/p>\n<ul>\n<li><strong>Flank wear:<\/strong> a normal progressive mode until it becomes excessive. Compare it with part size, finish and the manufacturer\u2019s wear criterion.<\/li>\n<li><strong>Crater wear:<\/strong> wear on the rake face associated with chip contact and heat. Check speed, coolant strategy and grade suitability.<\/li>\n<li><strong>Notch wear:<\/strong> localized damage near the depth-of-cut line. Inspect work-hardened surfaces, scale, burrs and repeated engagement at the same location.<\/li>\n<li><strong>Built-up edge:<\/strong> work material welded to the cutting edge. It can periodically detach and remove tool material or mark the workpiece.<\/li>\n<li><strong>Chipping:<\/strong> irregular edge loss usually linked to mechanical or thermal overload. Fix instability before selecting a tougher grade.<\/li>\n<li><strong>Thermal cracking:<\/strong> repeated cracks commonly perpendicular to the cutting edge. Investigate thermal cycling rather than treating it as ordinary flank wear.<\/li>\n<\/ul>\n<p>A coating can improve wear resistance, reduce friction or provide a thermal barrier, but it cannot correct excessive runout, loose workholding, chip packing or an incorrect toolpath. Tool material and coating should be selected only after the failure mechanism is understood.<\/p>\n<\/section>\n<section id=\"process-checks\">\n<h2>6. Process-Specific Troubleshooting Checks<\/h2>\n<h3>Milling<\/h3>\n<p>Check radial and axial engagement, cutter entry, corner engagement, chip thinning and the number of teeth simultaneously in cut. Full-slotting a difficult material produces different heat and cutting forces from a controlled low-radial-engagement path. For vibration, do not automatically reduce spindle speed: change it in measured steps because stability depends on the machine\u2013holder\u2013tool\u2013workpiece system. Sandvik Coromant also notes that cutter pitch and engagement influence stability and power demand.<\/p>\n<h3>Drilling<\/h3>\n<p>Verify drill runout, point condition, entry surface, pre-spot geometry, feed per revolution, coolant access and flute evacuation. Breakage near the bottom of a deep hole often indicates packed chips or bottoming, not simply inadequate carbide toughness. Oversize or tapered holes may result from runout, drill walking, margin wear, alignment error or deflection. See our <a href=\"https:\/\/hycuttingtools.com\/ru\/solid-carbide-drill-selection-guide\/\">solid carbide drill selection guide<\/a> for geometry and application factors.<\/p>\n<h3>Tapping and threadmaking<\/h3>\n<p>Confirm the tap-drill diameter, hole depth, thread percentage, chamfer, alignment and synchronization. Spiral-point taps normally push chips forward in suitable through holes; spiral-flute taps are commonly chosen to lift chips from blind holes. Forming taps create no cutting chips, but they require a ductile work material, the correct larger pre-hole and adequate lubrication. Chip-free operation does not eliminate torque, alignment or bottoming problems. When thread milling is a better fit, review our <a href=\"https:\/\/hycuttingtools.com\/ru\/how-to-choose-a-thread-mill\/\">thread mill selection guide<\/a>.<\/p>\n<h3>Reaming<\/h3>\n<p>Measure pre-hole size and straightness, reaming allowance, runout, alignment, feed and coolant condition. Too little stock can cause rubbing; too much stock raises cutting force and deflection. A reamer can improve diameter, roundness and finish within a controlled process, but it should not be expected to reliably correct a misplaced or severely crooked hole. Kennametal\u2019s reaming guidance likewise emphasizes pre-hole allowance, low runout, rigidity and maintained cutting fluid. More selection details are available in our <a href=\"https:\/\/hycuttingtools.com\/ru\/how-to-choose-a-reamer\/\">reamer guide<\/a>.<\/p>\n<\/section>\n<section id=\"controlled-test\">\n<h2>7. Run a Controlled Correction Test<\/h2>\n<p>After inspection, rank possible causes by evidence and safety. Correct mechanical problems first, then process conditions, and finally tool specification.<\/p>\n<ol>\n<li>Restore clean, secure interfaces and correct clamping.<\/li>\n<li>Reduce unnecessary overhang and verify runout.<\/li>\n<li>Correct chip evacuation, coolant aim and cycle errors.<\/li>\n<li>Return to verified supplier starting data if the existing values are uncertain.<\/li>\n<li>Change only one variable\u2014such as spindle speed, feed or engagement\u2014within a safe range.<\/li>\n<li>Machine enough parts or cutting length to make the comparison meaningful.<\/li>\n<li>Record tool wear, sound, spindle load, dimensions, finish and chip shape.<\/li>\n<\/ol>\n<p>Do not reduce feed blindly. An excessively low feed can make an edge rub instead of cut, increasing heat and built-up edge. Similarly, reducing speed may help excessive thermal wear but can worsen adhesion in some materials. Use the tool maker\u2019s recommended range and let the observed failure mode guide the direction of change.<\/p>\n<\/section>\n<section id=\"change-tool\">\n<h2>8. When Should You Change the Tool?<\/h2>\n<p>Changing the cutting tool is justified when evidence shows that the current specification cannot meet the application\u2014not simply because the process is unstable.<\/p>\n<ul>\n<li>The tool has reached its defined wear limit or has irreversible edge, pocket, shank or body damage.<\/li>\n<li>The geometry does not suit the material, chip direction, hole type, entry condition or required finish.<\/li>\n<li>The substrate or grade lacks the needed balance of wear resistance and toughness after mechanical causes are controlled.<\/li>\n<li>The coating is incompatible with the work material, temperature or lubrication condition.<\/li>\n<li>Diameter, flute length, neck clearance, reach, tolerance or thread specification is incorrect.<\/li>\n<li>The workpiece material or hardness has changed beyond the tool\u2019s recommended application range.<\/li>\n<\/ul>\n<p>For interrupted cuts or unstable setups, a tougher grade or stronger edge may outperform a harder, more wear-resistant option. For a stable abrasive application, the opposite may be true. The right answer depends on the dominant failure mode.<\/p>\n<\/section>\n<section id=\"worksheet\">\n<h2>9. Troubleshooting Data to Record<\/h2>\n<p>A useful supplier inquiry should include enough information to reproduce the cutting conditions:<\/p>\n<ul>\n<li>Workpiece material specification, hardness and material condition<\/li>\n<li>Operation type, feature drawing, tolerance and required surface finish<\/li>\n<li>Tool type, diameter, flute count, geometry, grade, coating and overhang<\/li>\n<li>Holder type, measured runout and workholding arrangement<\/li>\n<li>Spindle speed, cutting speed, feed, chip load and axial\/radial engagement<\/li>\n<li>Coolant type, concentration, pressure, delivery method and filtration condition<\/li>\n<li>Failure timing, tool life in parts or cutting length, spindle-load trend and machine alarms<\/li>\n<li>Clear photos of every cutting edge, the chips and the affected workpiece surface<\/li>\n<\/ul>\n<p>This information allows a tool manufacturer to recommend a precise correction instead of guessing from a single photograph.<\/p>\n<\/section>\n<section id=\"faq\">\n<h2>10. Frequently Asked Questions<\/h2>\n<div class=\"hy-faq\">\n<details>\n<summary>Should spindle speed always be reduced when a cut chatters?<\/summary>\n<div class=\"hy-faq-answer\">\n<p>No. Chatter is a system vibration, and a lower speed can move the process into another unstable range. First improve stiffness and overhang, then shift spindle speed in controlled increments while monitoring the result.<\/p>\n<\/p><\/div>\n<\/details>\n<details>\n<summary>Can a harder cutting tool grade stop edge chipping?<\/summary>\n<div class=\"hy-faq-answer\">\n<p>Not necessarily. A harder, more wear-resistant grade may be less tolerant of impact. If chipping comes from runout, vibration, interrupted entry or excessive chip load, fix those causes first; a tougher grade or stronger edge may then be appropriate.<\/p>\n<\/p><\/div>\n<\/details>\n<details>\n<summary>Why does a new tool produce the same poor finish as the old one?<\/summary>\n<div class=\"hy-faq-answer\">\n<p>The root cause may be outside the cutting edge: holder runout, spindle or fixture looseness, long overhang, unstable engagement, built-up material or chip recutting. Replacing the tool reproduces the same system conditions.<\/p>\n<\/p><\/div>\n<\/details>\n<details>\n<summary>Should coolant be turned off when thermal cracks appear?<\/summary>\n<div class=\"hy-faq-answer\">\n<p>Not as a universal rule. The goal is a consistent, application-approved thermal strategy. Some milling applications run successfully dry, while holemaking may depend on coolant for lubrication and chip evacuation. Follow the tool supplier\u2019s recommendation and avoid intermittent coolant splash.<\/p>\n<\/p><\/div>\n<\/details>\n<details>\n<summary>What information should be sent to a cutting tool supplier?<\/summary>\n<div class=\"hy-faq-answer\">\n<p>Send the material and hardness, operation drawing, tool and holder details, complete cutting data, coolant method, tool life, failure timing and close-up images of all edges. This is more useful than reporting only that the tool \u201cwears too fast.\u201d<\/p>\n<\/p><\/div>\n<\/details><\/div>\n<\/section>\n<section id=\"conclusion\">\n<h2>\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/h2>\n<p>A disciplined <strong>machining troubleshooting guide<\/strong> does more than list defects. It connects the symptom to the complete cutting system, confirms the mechanism with evidence and changes one factor at a time. Check the setup, runout, overhang, program, chips, coolant and wear pattern before deciding that a different tool is required.<\/p>\n<p>When the evidence does point to the cutter, HANYANG can help match tool geometry, carbide grade, coating and dimensions to the actual operation. With more than 15 years of cutting-tool experience and five-axis grinding equipment from WALTER, ANCA and Rollomatic, we manufacture carbide end mills, drills, threading tools and customized solutions for demanding production applications.<\/p>\n<\/section>\n<aside class=\"hy-cta\" aria-label=\"Request machining troubleshooting support\">\n    <span class=\"hy-cta-kicker\">Machining Troubleshooting Support<\/span><\/p>\n<h3>Diagnose the Process Before You Replace the Tool<\/h3>\n<p>Send us your machining data, worn-tool photos and part requirements for a focused application review.<\/p>\n<div class=\"hy-cta-actions\">\n      <a class=\"hy-btn hy-btn-primary\" href=\"https:\/\/hycuttingtools.com\/ru\/contact\/\">Request an Application Review<\/a><br \/>\n      <a class=\"hy-btn hy-btn-secondary\" href=\"https:\/\/wa.me\/8619042904292?text=Hello%20Melisa%2C%20I%20need%20help%20troubleshooting%20a%20machining%20problem.\" target=\"_blank\" rel=\"noopener\">WhatsApp<\/a>\n    <\/div>\n<\/aside>\n<section id=\"technical-references\">\n<h2>Technical References<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.kennametal.com\/us\/en\/resources\/blog\/metal-cutting\/reaming-tool-basics.html\" target=\"_blank\" rel=\"noopener\">Kennametal: Reaming Tool Basics and Troubleshooting Tips<\/a><\/li>\n<li><a href=\"https:\/\/www.kennametal.com\/us\/en\/resources\/blog\/metal-cutting\/essential-tips-on-tool-holder-maintenance-.html\" target=\"_blank\" rel=\"noopener\">Kennametal: Essential Tips on Tool Holder Maintenance<\/a><\/li>\n<li><a href=\"https:\/\/videos.sandvik.coromant.com\/tips-film-milling-cutter\" target=\"_blank\" rel=\"noopener\">Sandvik Coromant: Milling Cutter Maintenance<\/a><\/li>\n<li><a href=\"https:\/\/videos.sandvik.coromant.com\/tips-film-milling-cutter-pitches\" target=\"_blank\" rel=\"noopener\">Sandvik Coromant: Milling Cutter Pitches and Stability<\/a><\/li>\n<li><a href=\"https:\/\/videos.sandvik.coromant.com\/tips-film-long-overhang\" target=\"_blank\" rel=\"noopener\">Sandvik Coromant: Optimizing Long-Overhang Machining<\/a><\/li>\n<li><a href=\"https:\/\/osgtool.com\/blog\/osg-new-product-announcement-121925\/\" target=\"_blank\" rel=\"noopener\">OSG USA: Chip-Free Thread Forming and Chip-Evacuation Considerations<\/a><\/li>\n<\/ul>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>This machining troubleshooting guide starts with a simple rule: a failed cut does not 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