Drill Bit, 21/64 x 4-5/8-In.

Master Mechanic

$5.29
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Master Mechanic, 21/64" x 4-5/8", 4341, High Speed Steel Black Oxide Drill Bit, Jobber Length, Straight Shank, Carded, 135 Point Angle With 4 Cutting Edges Eliminates Walking & Provides 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.