Irwin Unibit IRW 11194

Irwin Unibit Step Drill Bit, Metric, 5 mm Diameter Minimum Hole, 28.3 mm Diameter Maximum Hole, 7.25 in Overall Length, 10 Steps, 2.3 mm Step Depth, 10 Hole, 1 Flutes, 7/16 in Shank, 3-Flat Shank, Self-Starting SpeedPoint Point, HSS Cutting Edge, HSS, Bright, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel

• Features

• Single flute cutting edge for greater control through steps
• 3 flatted shank prevents slipping in drill chuck
• New speed point tip penetrates faster than previous Unibit and prevents walking
• Also available with titanium nitride coating for longer life
• Geometry of single flute cutting edge drills true, round holes and provides maximum step control
• Laser etched sizes inside flute for easy and permanent hole size identification

Specifications

Documents

• Catalog