Irwin Unibit IRW 16101

Irwin Unibit Step Drill Bit, Metric, 4 mm Diameter Minimum Hole, 12 mm Diameter Maximum Hole, 3-1/4 in Overall Length, 9 Steps, 1 mm Step Depth, 9 Hole, 1 Flutes, 1/4 in Shank, 3-Flat Shank, Self-Starting SpeedPoint Point, HSS Cutting Edge, HSS, TiN Coated, 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
• 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
• Titanium nitride coating resists heat and friction, extending the cutting edge life up to six times longer than other high speed steel step drill bits

Specifications

Documents

• Catalog