Bosch 21 pc. Drill Bit Set, Black Oxide
Bosch BL21A
SKU BPT-BL21A
Bosch's 21 piece drill bit set is made of black oxide which offers superior durability, speed and selection to support most general-purpose applications. Discover more drill bits at HomElectrical.com today!
Image may not depict product actual color, inclusions or accessories
Bosch's 21 piece drill bit set is made of black oxide which offers superior durability, speed and selection to support most general-purpose applications. Discover more drill bits at HomElectrical.com today!
- 21 Piece Set.
- Includes:
- (2) 1/16-in.
- (2) 5/64-in.
- (1) 3/32-in.
- (1) 7/64-in.
- (2) 1/8-in.
- (1) 9/64-in.
- (1) 5/32-in.
- (1) 11/64-in.
- (2) 3/16-in.
- (1) 13/64-in.
- (1) 7/32-in.
- (1) 15/64-in.
- (2) 1/4-in.
- (1) 5/16-in.
- (1) 3/8-in.
- (1) 1/2-in.
- No-skate tip - for clean and accurate starts.
- Black oxide coating - generates less friction.
- Three-flat shank - promotes better grip on bits 3/16-in and larger.
- Universal drilling applications - designed for general-purpose use.
- High visibility marking - provide clearly marked diameter.
Similar Drill Bit Products
Bosch BL21A Description
- 21 Piece Set.
- Includes:
- (2) 1/16-in.
- (2) 5/64-in.
- (1) 3/32-in.
- (1) 7/64-in.
- (2) 1/8-in.
- (1) 9/64-in.
- (1) 5/32-in.
- (1) 11/64-in.
- (2) 3/16-in.
- (1) 13/64-in.
- (1) 7/32-in.
- (1) 15/64-in.
- (2) 1/4-in.
- (1) 5/16-in.
- (1) 3/8-in.
- (1) 1/2-in.
- No-skate tip - for clean and accurate starts.
- Black oxide coating - generates less friction.
- Three-flat shank - promotes better grip on bits 3/16-in and larger.
- Universal drilling applications - designed for general-purpose use.
- High visibility marking - provide clearly marked diameter.
Similar Drill Bit Products
Free Shipping Eligible
$56.17Each
Ships between 01/26/2026 - 02/09/2026
Product Specifications
| Part Number | BL21A |
| Weight | 1.17-lb |
| UPC | 000346471489 |
Manufacturer Description
21PC BLACK OXIDE DRILL BIT SET
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 piece drill bit set is made of black oxide which offers superior durability, speed and selection to support most general-purpose applications. Discover more drill bits at HomElectrical.com today!
Free Shipping Eligible
$56.17Each
Ships between 01/26/2026 - 02/09/2026
Similar Drill Bit Products
Bosch BL21A Description
- 21 Piece Set.
- Includes:
- (2) 1/16-in.
- (2) 5/64-in.
- (1) 3/32-in.
- (1) 7/64-in.
- (2) 1/8-in.
- (1) 9/64-in.
- (1) 5/32-in.
- (1) 11/64-in.
- (2) 3/16-in.
- (1) 13/64-in.
- (1) 7/32-in.
- (1) 15/64-in.
- (2) 1/4-in.
- (1) 5/16-in.
- (1) 3/8-in.
- (1) 1/2-in.
- No-skate tip - for clean and accurate starts.
- Black oxide coating - generates less friction.
- Three-flat shank - promotes better grip on bits 3/16-in and larger.
- Universal drilling applications - designed for general-purpose use.
- High visibility marking - provide clearly marked diameter.
Product Specifications
| Part Number | BL21A |
| Weight | 1.17-lb |
| UPC | 000346471489 |
Manufacturer Description
21PC BLACK OXIDE DRILL BIT SET
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.
Product Questions & Answers
Customer Reviews
Need Assistance?