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Bosch 21/64-in x 4-5/8-in Jobber Drill Bit, Black Oxide

Bosch BL2148
SKU BPT-BL2148
Bosch's 21/64-in x 4-5/8-in black oxide coated fractional jobber drill bit is manufactured to exacting specifications & features a split point that starts on contact with no walking or skating. Discover more drill bits at HomElectrical today!
Bosch 21/64-in x 4-5/8-in Jobber Drill Bit, Black Oxide

Image may not depict product actual color, inclusions or accessories

Bosch's 21/64-in x 4-5/8-in black oxide coated fractional jobber drill bit is manufactured to exacting specifications & features a split point that starts on contact with no walking or skating. Discover more drill bits at HomElectrical today!
  • Diameter: 21/64 Inch.
  • Overall Length: 4-5/8 Inch.
  • Shank: 21/64 Inch.
  • Speed helix design for three times faster drilling than standard bits.
  • Last 50% longer than high-speed steel.
  • Easier drilling, reduced heat and extended drill bit life.
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.

Bosch BL2148 Description

  • Diameter: 21/64 Inch.
  • Overall Length: 4-5/8 Inch.
  • Shank: 21/64 Inch.
  • Speed helix design for three times faster drilling than standard bits.
  • Last 50% longer than high-speed steel.
  • Easier drilling, reduced heat and extended drill bit life.
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.
Unlock FREE Shipping at $99 by just signing in!
Ships free on orders over $500 of eligible items to all guests.
Free Shipping Eligible
$5.26Each

Ships between 05/05/2026 - 05/19/2026

Product Specifications

Part NumberBL2148
Weight0.09-lb
UPC000346331417

Manufacturer Description

21/64-in BLACK OXIDE SP JOBBER (CARDED)
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.
Bosch's 21/64-in x 4-5/8-in black oxide coated fractional jobber drill bit is manufactured to exacting specifications & features a split point that starts on contact with no walking or skating. Discover more drill bits at HomElectrical today!
Bosch 21/64-in x 4-5/8-in Jobber Drill Bit, Black Oxide
Unlock FREE Shipping at $99 by just signing in!
Ships free on orders over $500 of eligible items to all guests.
Free Shipping Eligible
$5.26Each

Ships between 05/05/2026 - 05/19/2026

Bosch BL2148 Description

  • Diameter: 21/64 Inch.
  • Overall Length: 4-5/8 Inch.
  • Shank: 21/64 Inch.
  • Speed helix design for three times faster drilling than standard bits.
  • Last 50% longer than high-speed steel.
  • Easier drilling, reduced heat and extended drill bit life.
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.

Product Specifications

Part NumberBL2148
Weight0.09-lb
UPC000346331417

Manufacturer Description

21/64-in BLACK OXIDE SP JOBBER (CARDED)
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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