Through-Coolant & Deep-Hole Drills

HY Cutting Tools manufactures through-coolant and deep-hole solid carbide drills for stable chip evacuation, internal coolant delivery and extended-depth CNC drilling, with multiple L/D ratios, diameters, point geometries and coating options for steel, stainless steel, cast iron and aluminum.

Need Help Choosing a Drill?

Send us the hole diameter, drilling depth, workpiece material and coolant requirements. We can help recommend a suitable carbide drill series.

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Technical Resources

Carbide Drill Resources Product Catalogs & Cutting Data

OEM & Custom Supply

Custom specifications, marking, packaging and private-label supply available.

OEM & Private Label Services

Through-Coolant & Deep-Hole Carbide Drills for Distributor Supply

HY Cutting Tools supplies through-coolant and deep-hole carbide drill series for distributors. Tool selection depends on hole diameter, depth ratio, material and the machine coolant system, with entry and pilot requirements checked for the chosen model.

Send diameter, usable drilling depth, shank, overall length and quantity, together with coolant pressure and available flow. Confirm the model-specific operating procedure, coating and sample plan before arranging repeat supply or private-label packaging.

Need OEM through-coolant or deep-hole carbide drills? View our OEM & Private Label Services to review depth configurations, coolant requirements, custom dimensions and private-label presentation.