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Other products by IRWIN / Stanley Black & Decker

IRWIN / Stanley Black & Decker - UNIBIT 20 - Step Drill Bit, High Speed Steel, Black Oxide, 9/16 in to 1 in Size Range

  • MFR SKU: UNIBIT 20
  • ITEM #: 5041629
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Average lead time for this brand: 3-4 weeks. Specific products may vary.

ITEM #: 5041629
The shanks on these step drill bits have three flats that help prevent the bits from slipping in the drill chuck during drilling. These cone-shaped bits have steps of increasing diameter marked along their cutting head. As each bit is pushed into a piece of sheet metal or other thin material, each step on the bit widens the hole. The bits also have a self-starting split point that prevents the bits from moving, or walking, when starting to drill, which eliminates the need for using a center drill...
ITEM #: 5041629
The shanks on these step drill bits have three flats that help prevent the bits from slipping in the drill chuck during drilling. These cone-shaped bits have steps of increasing diameter marked along their cutting head. As each bit is pushed into a piece of sheet metal or other thin material, each step on the bit widens the hole. The bits also have a self-starting split point that prevents the bits from moving, or walking, when starting to drill, which eliminates the need for using a center drill to create a starter hole before drilling.
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IRWIN / Stanley Black & Decker - UNIBIT 20 - Step Drill Bit, High Speed Steel, Black Oxide, 9/16 in to 1 in Size Range

  • Item #: 5041629
  • MFR SKU: UNIBIT 20
Technical Specs
  • Technical Specification
  • Item Step Drill Bit
  • Number Hole Sizes 8
  • Minimum Hole Size 9/16 in
  • Maximum Hole Size 1 in
  • Material - Machining High Speed Steel
  • Drill Bit Sizes Included 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 15/16 in, 1 in
  • Decimal Equivalent 0.5625, 0.625, 0.6875, 0.75, 0.8125, 0.875, 0.9375, 1
  • Measurement System Fractional Inch
  • Step Increments 1/16 in
  • Shank Type - Machining Straight with Three Flats
  • Shank Diameter 3/8 in
  • Overall Length 2 7/16 in
  • Maximum Drilling Depth 1/8 in
  • Finish - Machining Black Oxide
  • Impact Rated No
  • Primary Material Application Aluminum, Brass, Copper, Laminate, Plastic, Steel, Wood
  • Series UNIBIT
  • Sub Brand Unibit
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