Twist Drill Bits,roll forged with black & gold finished surface, 118 degree point
The drill bits ideal for drilling on mild steel ,copper, Aluminum, Zinc alloy etc.
China Manufacturer Roll Forged Black&Gold Straight shank Twist Drill Bit for metal drilling
Finish: Black & gold finshed, other surface treatment is also available, please consult with widetop sales person
Hot roll-forged flute with special heat treatment gives additional toughness with increased durablity of the drill bit
Named package are available for this drill bits
Released on:2019-06-07 Updated on:2019-09-27
