UNIBIT 10239 Step Drill Bit, 7/8 to 1-1/8 in Dia, 2-7/8 in OAL, 1-Flute, 7/16 in Dia Shank, Hex Shank

Description

The Irwin UNIBIT HSS fractional self-starting step drill #5, 1/4 to 1-3/8 in, is ideal for drilling clean, smooth holes in mild steel, copper, bass, aluminum, plexiglass, wood and laminate. Crafted of HSS, it has a SpeedPoint® tip that guarantees fast starts and a single-flute cutting edge for drilling true, round holes with a precise step control for multiple sizes. Hole sizes are permanently laser-etched on the inside of the flute and will not wear away for easy identification throughout the life of the bit. The bit features a quick change hex shank that secures easily in the drill chuck.

• Single unit simplicity quickly charges all M12™ and M18™ battery packs
• Hex shank prevents slipping in drill chuck
• New silencer feature reduces jobsite noise

Diameter7/8 to 1-1/8Number of Flutes1Shank TypeHexShank Diameter7/16MaterialHSSFinishBlack OxideOverall Length2-7/8Applicable MaterialsAluminum, Brass, Copper, Plastic, Stainless Steel