Irwin Tools UniBit 3/16-Inch to 1/2-Inch Step-Drill Bit, 1/4-Inch Shank (10232)

• Single-flute cutting edge for greater control through steps
• SpeedPoint tip penetrates fast and helps prevent walking
• Hex shank helps prevent slipping in the drill chuck
• IRWIN Unibit step drill bits are ideal for drilling holes into thin materials, such as stainless-steel, copper, brass, aluminum, plastic and laminates
• Drills 3/16" - 1/2" holes in 1/16" steps

This IRWIN Unibit #2 High-Speed Steel Fractional Self-Starting Step Drill Bit features a single-flute cutting edge for greater control through each of its 6 steps. The sharp SpeedPoint tip penetrates fast and helps prevent walking, while the hex shank helps prevent slipping in a drill chuck. Use this reliable drill bit to drill holes into thin materials like stainless-steel, copper and more.