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Step Drill Bits

    • Irwin #1 UNIBIT HSS Fractional 1/8 inch - 1/2 inch Step Drill Bit

      Irwin

      sku: IR10231

      Irwin #1 UNIBIT HSS Fractional 1/8in - 1/2in Step Drill Bit

      $32.99
    • Irwin 10234 #4 UNIBIT HSS Fractional 3/16 inch - 7/8 inch Step Drill Bit

      Irwin

      sku: IR10234

      Irwin #4 UNIBIT HSS Fractional 3/16in - 7/8in Step Drill Bit

      $59.99
    • Irwin 10233 #3 UNIBIT HSS Fractional 1/4 inch - 3/4 inch Step Drill Bit

      Irwin

      sku: IR10233

      Irwin #3 UNIBIT HSS Fractional 1/4in - 3/4in Step Drill Bit

      $54.99
    • Irwin 10221 #21 UNIBIT HSS Fractional 13/16 inch - 1-3/8 inch Step Drill Bit

      Irwin

      sku: IR10221

      Irwin #21 UNIBIT HSS Fractional 13/16in - 1-3/8in Step Drill Bit

      $129.99
  • Irwin #1 UNIBIT HSS Fractional 1/8 inch - 1/2 inch Step Drill Bit

    Irwin #1 UNIBIT HSS Fractional 1/8in - 1/2in Step Drill Bit

    Simplify your multifunctional drilling with the Irwin #1 UNIBIT HSS Fractional 1/8in - 1/2in Step Drill Bit. Ideal for thin materials like stainless steel, copper, brass, aluminum, plastic, and laminates, this 13-hole bit features a single-flute cutting...

    $32.99
    Add to Cart
  • Irwin 10234 #4 UNIBIT HSS Fractional 3/16 inch - 7/8 inch Step Drill Bit

    Irwin #4 UNIBIT HSS Fractional 3/16in - 7/8in Step Drill Bit

    Simplify your multifunctional drilling with the Irwin #4 UNIBIT HSS Fractional 3/16in - 7/8in Step Drill Bit. Ideal for thin materials like stainless steel, copper, brass, aluminum, plastic, and laminates, this 12-hole bit features a single-flute cutting...

    $59.99
    Add to Cart
  • Irwin 10233 #3 UNIBIT HSS Fractional 1/4 inch - 3/4 inch Step Drill Bit

    Irwin #3 UNIBIT HSS Fractional 1/4in - 3/4in Step Drill Bit

    Simplify your multifunctional drilling with the Irwin #3 UNIBIT HSS Fractional 1/4in - 3/4in Step Drill Bit. Ideal for thin materials like stainless steel, copper, brass, aluminum, plastic, and laminates, this 9-hole bit features a single-flute cutting...

    $54.99
    Add to Cart
  • Irwin 10221 #21 UNIBIT HSS Fractional 13/16 inch - 1-3/8 inch Step Drill Bit

    Irwin #21 UNIBIT HSS Fractional 13/16in - 1-3/8in Step Drill Bit

    Simplify your multifunctional drilling with the Irwin #21 UNIBIT HSS Fractional 13/16in - 1-3/8in Step Drill Bit. Ideal for thin materials like stainless steel, copper, brass, aluminum, plastic, and laminates, this 10-hole bit features a single-flute...

    $129.99
    Add to Cart
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