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Specification:
Package Included:1piece Solid Carbide Drill Bit
Burr free,high efficiency,high performance,long service life(5-10 times longer than strainght flute chamfer).
Coated for cutting Stainless Steel,Ti Alloy,Hardened Steel,Heat Resistant Steel,Quenched and tempered Steel,etc.
Uncoated for cutting Aluminum,Copper,etc.
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