IRWIN, 15103ZR, Step Drill Bit, 1/4 in to 3/4 in; Titanium Nitride Coated, 6.100 in, 3.000 in

Built with an innovative SPEEDPOINT tip for clean starts, the UNIBIT #3 1/4 in.–3/4 in. Titanium Nitride Coated HSS Step Drill Bit is designed for today’s tradesman. The titanium nitride coating withstands heat and friction, and the single-flute cutting edge powers through thin metals, plastic, wood, and more. You can drill up to 9 sizes on one bit. The 3/8 in. hex-shaped shank secures easily in drill.

Features

• Precision control: single-flute cutting edge makes true round holes
• Versatile use: high-speed steel for drilling thin metals, plastic, wood, and laminates
• Built to last: titanium nitride coating resists heat and friction, adding to bit life
• Save time with 9 sizes on 1 drill bit, each acts as a pilot for the next size up
• Fast starts: speedpoint tip penetrates quickly without walking

• Cutting Diameter: 3.000 in
• Length: 6.100 in
• Width: 3.000 in
• Height: 1.000 in
• Weight: 0.176 lbs
• Size Range: 1/4 in to 3/4 in
• Material: High Speed Steel, Titanium Nitride Coated
• Shank Type: Hex-shaped
• Country of Origin: United States