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Abundant Tap Holders avoid workpiece interference flexibly
D938 Series Deep Hole Internal Coolant Twist Drill
The shrink-fit chuck has a thread balance hole
it can be quickly disassembled through three bolts
HRC60 hardening treatment to ensure longevity
G-D938-A25C 25D Internal Coolant Twist Deep Drills for Steel Specification:G-D938-A25C-0400 Abundant Tap Holders avoid workpieceD938 Series Deep Hole Internal Coolant Twist Drill Suitable for efficient drilling of steel, cast iron and stainless steel New substrate material, perfect balance of toughness and wear resistance Using AlTiN nano coating and unique post processing of coating Optimize groove profile and drill point design, with super self centering performance, chip breaking performance and good chip evacuation performance
