13pcs Black finished rolled HSS drill bits set

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13pcs HSS roll forged twist drill bit set

Straight shank, Black oxide finished surface HSS drill bits

Made from High Speed Steel

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specification

13pcs Black finished rolled HSS drill bits set

Professional HSS drill bit manufacturer in China

DIN338 HSS twist drill bit, roll forged with black oxide treated surface. 118 degree point.

The drill bits ideal for drilling holes on mild steel, copper, Aluminum, Zinc alloy etc.

Parallel shank.

Made from HSS-high speed steel.

Specification: (1.5-6.5)x0.5mm

13pcs rolled HSS drill bit packed in handy plastice box