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HSS Straight Shank Long Drill Bit For Hardened Steel

HSS Straight Shank Long Drill Bit For Hardened Steel
Feature highlights：

Unique high-speed steel heat treated drill bits

Long drill bits is ideal for some special application

Competitive price with excellent service from drill bits supplier
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specification

HSS Straight Shank Long Drill Bit For Hardened Steel

Long series straight shank drill bits comes with right flute.

It is ideal for HRC 28 hard steel and has excellent performance for HRC above 28 steel

Drill bits made from qualified HSS material, ensuring high carbon saturation and superior material properties

Unique high-speed steel heat treatment technology, improve the wear resistance and rust resistance of the drill bits

Long straight drill bits are ideal for some deep holes drilling

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