{"id":1704,"date":"2026-01-04T05:56:23","date_gmt":"2026-01-04T05:56:23","guid":{"rendered":"https:\/\/hycuttingtools.com\/?post_type=product&p=1704"},"modified":"2026-09-28T08:45:10","modified_gmt":"2026-09-28T08:45:10","slug":"extra-long-hss-morse-taper-shank-twist-drill","status":"publish","type":"product","link":"https:\/\/hycuttingtools.com\/vi\/san-pham\/extra-long-hss-morse-taper-shank-twist-drill\/","title":{"rendered":"Extra Long HSS Morse Taper Shank Drills"},"content":{"rendered":"
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Extra Long HSS Morse Taper Shank Drills Overview<\/h2>\n

These extra-long HSS Morse taper shank drills provide extended flute and overall lengths for applications that need greater tool reach. The supplied chart lists 97 exact diameters from \u00d86.00 to \u00d830.00 mm, with flute lengths L1 of 145\u2013275 mm and overall lengths L of 225\u2013395 mm. MT1, MT2 and MT3 taper assignments vary by diameter; match the selected drill to the machine socket and check clearance, chip evacuation and coolant access. Confirm the HSS grade, point geometry and other cutting details for the ordered model.<\/p>\n

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Drill Type<\/span>Extra Long Twist Drill<\/span><\/div>\n
Diameter Range<\/span>\u00d86.00\u201330.00 mm<\/span><\/div>\n
Morse Taper<\/span>MT1 \/ MT2 \/ MT3<\/span><\/div>\n
Length Range<\/span>L1 145\u2013275 \/ L 225\u2013395 mm<\/span><\/div>\n<\/div>\n<\/section>\n
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Key Configuration<\/h3>\n
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\u25ce<\/div>\n
Morse Taper Selection<\/div>\n

The chart assigns MT1 to \u00d86.00\u201314.00 mm, MT2 to \u00d814.25\u201323.00 mm and MT3 to \u00d823.25\u201330.00 mm. Check the spindle or sleeve socket.<\/p>\n<\/div>\n

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\u2195<\/div>\n
Size-Specific Reach<\/div>\n

Each listed diameter has its own flute length L1 and overall length L. Check both dimensions for the machine and part setup.<\/p>\n<\/div>\n

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\u25c6<\/div>\n
Tool Specification<\/div>\n

Confirm the HSS grade, point angle, surface finish and tolerance for the exact drill; the dimension chart does not state them.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Key Product Advantages\"Extra