The 15/16″ size is a specialty diameter that shines in heavy-duty metalworking, drilling thick steel, cast iron, and similar hard materials. This guide highlights five high-quality 15/16″ drill bits designed for metal, including cobalt and high-speed steel variants with reduced 1/2″ shanks for broad compatibility. Each option emphasizes durability, precision, and resistance to heat and wear. Use the product details below to compare materials, coatings, and tips for best results in challenging metals.
| Product | Brand | Key Feature |
|---|---|---|
| ANGELSWORD 15/16″ Reduced Shank Drill Bit | ANGELSWORD | M2 HSS, cobalt, gold titanium coating; 1/2″ shank; for wood, mild steel, and metal |
| 15/16″ Drill Bit – HSS 4241 Reduced Shank | YUEARN | Large 15/16″ diameter; 1/2″ shank; heat resistant HSS 4241 |
| Narwhal 15/16″ Cobalt Drill Bit | Narwhal | M35 cobalt; 135° split point; plastic storage case |
| 15/16″ Drill Bit for Metal – M35 Cobalt Titanium Nitride | Yellow Paw | TiAIN coating; 5% cobalt; 135° split point; 6″ overall length |
| Drill America DWDRSD15/16 | Drill America | Reduced shank; black oxide; versatile with various toolholding systems |
ANGELSWORD 15/16″ Reduced Shank Drill Bit

Product: ANGELSWORD 15/16″ Reduced Shank Drill Bit
Brand: ANGELSWORD
- Premium Large Size: 15/16″ diameter with a universal 1/2″ 3-flat shank, compatible with most drill presses and power tools.
- Material and Coating: Industrial-grade M2 cobalt high-speed steel with gold titanium and black nitride coating for durability and corrosion resistance.
- Application: Designed for drilling hard wood, mild steel (0.1″-0.75″ thickness), and metal (HRC < 45). Lower rotational speed helps reduce burrs.
15/16 Inch Drill Bit – HSS 4241 Reduced Shank

Product: 15/16 Inch Drill Bit – High Speed Steel HSS 4241 Reduced Shank
Brand: YUEARN
- Large Diameter: 15/16″ for heavy-duty drilling in thick steel and industrial metalwork.
- Material: High-Speed Steel (HSS 4241) resists heat buildup and maintains sharpness under prolonged use.
- Shank: Reduced 1/2″ shank compatible with standard drill chucks for secure operation.
Narwhal 15/16″ Cobalt Drill Bit

Product: Narwhal 15/16 in Cobalt Drill Bits
Brand: Narwhal
- 1 Pack of 15/16″ cobalt bits; 6″ total length; 3″ flute length; 5% cobalt content.
- 135° Split Point: Reduces walking and improves precision in hard materials.
- Storage: Includes plastic storage case for organization and safety.
Yellow Paw 15/16″ Drill Bit

Product: 15/16 Inch Drill Bit for Metal
Brand: Yellow Paw
- Diameter and Length: 15/16″ diameter with a 6″ total length; 1/2″ shank with rounded ends.
- Coating: M35 cobalt with TiAIN coating for oxidation and wear resistance; 135° split point to minimize walking.
- Storage: Plastic case included for organization.
Drill America DWDRSD15/16

Product: Drill America DWDRSD15/16 15/16″ Reduced Shank Bit
Brand: Drill America
- Material and Finish: High-speed steel with black oxide treatment for lubricity and coolant retention near the cutting edge.
- Shank: 1/2″ round shank suitable for a wide range of toolholding systems.
- Application: General-purpose use with robust wear resistance for metal drilling.