Irwin Unibit-1 1-8" To 1/2" Step Drill
Irwin Unibit-1 1-8" To 1/2" Step Drill

Unibit-1 1-8" To 1/2" Step Drill

Item #: 585-10231


Delivery in 2-5 business days.

Product Details

New SpeedPoint? tip provides 6X faster initial penetration time than before, and eliminates the need for center punching
Single-fluted cutting edge assures true round holes, and allows greater control with less vibration
Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood, and laminates

  • Cutting Diameter = 1/8 in [Min], 1/2 in [Max]
  • Cutting Edge Material = HSS
  • Material Thickness = 1/8 in [Max]
  • Measurement Type = Fractional
  • No. of Steps = 13
  • Packing Type = Carded
  • Shank Diameter = 1/4 in

Attention California Residents: Prop 65 Warning
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically-treated lumber. Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles.

UPC: 038548101019

ITEM #: 585-10231

Product Type: Step Drill Bits

Step Drill Bits
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Product Specifications

Case Pack
Manufacturer Name
0.18 lb(s)
Irwin Unibit-1 1-8" To 1/2" Step Drill (585-10231)