IRWIN Step Drill Bits 7/16-in 2-Step Drill Bit

No matter what drilling project you face, IRWIN makes a drill bit to do the job better. Whether the job at hand requires quick, clean holes or precise finish work, there’s an IRWIN bit for it. Our mark of quality is stamped on the shank of our full range of bits for every application and every need.

• 2 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, Plexiglas, wood and laminates
• 3-flatted shank won’t slip in chuck
• Speed point tip for fast starting
• Laser marked sizes won’t wear off with use