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Irwin 7/8" High Speed Steel Unibit Fractional Stepdrill

Irwin 10311
SKU IRW-10311
Irwin 7/8" High Speed Steel Unibit Fractional Stepdrill

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The 7/8" High Speed Steel Unibit Fractional Stepdrill provides 6x faster initial penetration time than ever before and eliminates the need for center punching. Single-fluted cutting edge assures true round holes and allows greater control with less vibration.

  • Brand Name: Unibit.
  • Packing Type: Carded.
  • Cutting Diameter: 7/8".

Similar Drill Bit Products

Irwin 10311 Description

The 7/8" High Speed Steel Unibit Fractional Stepdrill provides 6x faster initial penetration time than ever before and eliminates the need for center punching. Single-fluted cutting edge assures true round holes and allows greater control with less vibration.

  • Brand Name: Unibit.
  • Packing Type: Carded.
  • Cutting Diameter: 7/8".

Similar Drill Bit Products

$44.26Each
In Stock-

Ships between 02/26/2026 - 03/02/2026

Irwin
Visit The Irwin Store
See more Irwin Vise-Grip Step Drills

Product Specifications

Part Number10311, 585-10311
Weight0.13-lb
UPC038548103112

Shop Top 100 Tools & Hardware Products.

View other Drill Bit Best Sellers.

Manufacturer Description

7/8" Unibit Fractional Step Drill Bit

  • 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 m
  • Cutting Diam: 7/8 in
  • Packing Type: Carded
  • Weight: 0.24 lb
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.
Irwin 7/8" High Speed Steel Unibit Fractional Stepdrill
$44.26Each
In Stock-

Ships between 02/26/2026 - 03/02/2026

Similar Drill Bit Products

Irwin 10311 Description

The 7/8" High Speed Steel Unibit Fractional Stepdrill provides 6x faster initial penetration time than ever before and eliminates the need for center punching. Single-fluted cutting edge assures true round holes and allows greater control with less vibration.

  • Brand Name: Unibit.
  • Packing Type: Carded.
  • Cutting Diameter: 7/8".

Product Specifications

Irwin
Visit The Irwin Store
Part Number10311, 585-10311
Weight0.13-lb
UPC038548103112

Shop Top 100 Tools & Hardware Products.

View other Drill Bit Best Sellers.

Manufacturer Description

7/8" Unibit Fractional Step Drill Bit

  • 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 m
  • Cutting Diam: 7/8 in
  • Packing Type: Carded
  • Weight: 0.24 lb
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.

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