Irwin 10234SM Description

This unibit stop drill bit drills 12 hole sizes from 3/16 In. to 7/8 In. in 1/16 In. increments. It has a 3/8 In. shank with a 1/8 In. step thickness. It has a self-starting tip.

Irwin 10234SM Includes

• (1) #4 Unibit Step Drill Bit

Irwin 10234SM Features

• 12 hole sizes
• High speed steel fractional
• Single-fluted cutting edge for greater control and rounder holes
• Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood and laminates
• 3-flatted shank won’t slip in chuck
• Speedpoint tip for fast starting
• Laser marked sizes won’t wear off with use

Irwin 10234SM Specifications