Twist Drill Bits-Half Ground

Feature highlights：

Twist Drill Bits-Half Ground: Half ground with Tin Coating /bright finish.118 degree or 135 split point.

Usage: ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

Material: High Speed Steel

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specification

Twist Drill Bits-Half Ground

Description: HSS twist drill ,half ground with Tin Coating /bright finish.118 degree or 135 split point.

Usage: ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.

Half ground twist HSS drill bits are an economicla high speed steel drill bits, used for general drilling

Because the drill bits are from drill btis manufacturer directly, so mantain low cost with high quality.

Material: High Speed Steel.

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