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Description
Bosch 21 Piece Black Oxide HSS Jobber Length Twist Drill Bit Set with 135 Degree Split Point Tip and Three Flat Shank for Wood Plastic MetalPrecision Starts and Extended Life: The Ultimate General Purpose Drilling Solution for Professionals The Bosch 21 Piece Black Oxide Metal Drill Bit Set is meticulously engineered to meet the rigorous demands of contractors, electricians, and professional tradespeople. Featuring a premium black oxide coating, these High Speed Steel (HSS) bits are designed to significantly reduce friction and heat buildup, providing a longer service life than standard
Precision Starts and Extended Life: The Ultimate General-Purpose Drilling Solution for Professionals
The Bosch 21-Piece Black Oxide Metal Drill Bit Set is meticulously engineered to meet the rigorous demands of contractors, electricians, and professional tradespeople. Featuring a premium black oxide coating, these High-Speed Steel (HSS) bits are designed to significantly reduce friction and heat buildup, providing a longer service life than standard drill bits. Whether you are drilling through light-gauge metal, PVC, fiberglass, or hardwoods, the 135-degree split-point tip ensures a "no-skate" start, allowing for immediate penetration and clean, accurate holes without the need for a center punch.
Beyond superior cutting performance, this jobber length set prioritizes secure handling and ease of use. Bits sized 3/16-inch and larger feature a specialized three-flat shank design, which promotes a superior grip within the drill chuck to prevent slipping under high-torque applications. Each bit is equipped with high-visibility markings for rapid diameter identification, ensuring you spend less time searching and more time working. Housed in a durable case, this comprehensive assortment covers the most common drilling diameters, making it the perfect universal kit for general-purpose maintenance and construction projects.
Key Features
- 135-Degree Split-Point Tip: Engineered for clean, accurate starts that eliminate skating on hard surfaces.
- Black Oxide Coating: Specialized finish generates less friction and extends the overall life of the bit.
- Three-Flat Shank: Promotes a better grip and prevents bit slippage in the chuck on sizes 3/16" and larger.
- Universal Applications: Ideal for general-purpose drilling in wood, plastic, fiberglass, and light-gauge metal.
- High-Visibility Markings: Clearly marked diameters allow for fast and easy bit selection.
- Right-Handed Rotation: Standard right-hand twist geometry optimized for most drill drivers.
What's Included
- (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.
- (1) Durable Storage Case
Specifications
| Material | Black Oxide Coated HSS |
| Bit Length | Jobber Length |
| Set Count | 21 Pieces |
| Tip Geometry | 135-Degree Split-Point |
| Shank Type | Three-Flat (3/16" and larger) |
| Max Drilling Depth | 3.0 Inches |
| Compatible Tools | Drill Drivers |
| Wood/PVC/Fiberglass Use | Yes |
| Metal Use | Yes (Light-Gauge Only) |
| Rotation | Right Handed |
Pro-Tip: When drilling through light-gauge metal, use a lower speed setting on your drill and apply a drop of cutting oil to the tip. This works in tandem with the friction-reducing black oxide coating to prevent overheating the bit and ensures the cleanest possible exit hole.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy