IRWIN 10234 Unibit Fractional Self-Starting Step Drill Bit, 3/16 - 7/8 In Dia, 1 Flute

Features

Unibit Step Drill Bit, Fractional, Self-Starting, Unibit, NO 4, 3/16 - 7/8 in Diameter, 2 in Cutting Depth, 12 Steps, 1 Flutes, 3/8 in Shank, Hexagonal Shank, High Speed Steel, Silver Metallic, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic, Stainless Steel, For Drilling Holes into 1/8 in Thickness Materials