Black Oxide Drill Bits, 135 Split Point, 3/8 x 5-In. - Sarasota

Master mechanic, 3/8" x 5", high speed steel, black oxide drill bit, 135 split point, jobber length, straight shank, 135 point angle with 4 cutting edges which eliminate walking & provide fast penetration, black oxide tempering treatment reduces frictional resistance & improves chip flow, recommended for wood,.

Master mechanic, 3/8 x 5, high speed steel, black oxide drill bit, 135 split point, jobber length, straight shank, 135 point angle with 4 cutting edges which eliminate walking & provide fast penetration, black oxide tempering treatment reduces frictional resistance & improves chip flow, recommended for wood, plastic, wallboard, plywood & soft metals, aluminum, brass & bronze, for occasional use in stainless steel & other hard metals.

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Master mechanic, 3/8 x 5, high speed steel, black oxide drill bit, 135 split point, jobber length, straight shank, 135 point angle with 4 cutting

Black Oxide Drill Bits, 135 Split Point, 3/8 x 5-In.

Milwaukee® thunderbolt® black oxide jobber length drill bits are designed for extreme durability and long life. The thunderbolt® web features a thicker core than a standard drill bit, which provides ultimate strength and protects against side-load breakage. A specially designed parabolic flute form clears chips and debris fast to keep the bit cool. A precision start, 135 split point tip starts on contact to keep the bit from walking for fast accurate holes.

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