They have a black oxide surface treatment that is abrasion resistant, reduces chip welding and improves chip flow. Manufactured to Aerospace Standard 907. Ideal for drilling in mild steel where extra length for reach is required. The 135 degree split point is self-centering and reduces thrust. Sizes smaller than 1/16 and #52 have the 118 degree standard point.
Cutting Tools,Drill Bits,Extra Long Drill Bits
#29x6 HSS Aircraft Extension Drill Bit
Specifications of #29x6 HSS Aircraft Extension Drill Bit | |
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Category | |
Instock | instock |