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China Manufacturer HSS Straight Shank Twist Drill Bit with Black&Gold Oxide
specification
China Manufacturer HSS Straight Shank Twist Drill Bit with Black&Gold Oxide
The black and gold surface give the drill bits a nice looking, and can also protect the drill bits from rusting
Both the 135 degree split point and 118 degree general angle are available for this drill bits
Your logo can be putted on the drill bits.
Your artworks can used on the packing, and named packing is available for the fully ground drill bits.