Master Mechanic 287425 High Speed Steel Black Oxide Drill Bit, 17/64" x 4-1/8"

135 point angle with 4 cutting edges which eliminate walking and provide fast penetration. Black oxide tempering treatment reduces frictional resistance and improves chip flow. Recommended for wood, plastic, wallboard, plywood and soft metals, aluminum, brass, and bronze. For occasional use in stainless steel and other hard metals.

• Master Mechanic
• Jobber length
• Straight shank
• High speed steel
• 135 point angle with 4 cutting edges which eliminates walking and provide fast penetration
• Black oxide tempering treatment reduces frictional resistance and improves chip flow
• Recommended for wood, plastic, wallboard, plywood and soft metals, aluminum, brass, and bronze
• For occasional use in stainless steel and other hard metals
• Carded.

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