Description
Irwin 316015 is a twist drill bit set made of cobalt steel. Finish Black Oxide; cutting diameter (max) 3/8 in; cutting diameter (min) 1/16 in. Irwin lists M-42 cobalt steel construction for abrasion resistance; 135-degree split point reduces feed pressure and avoids work hardening; Rubber-sided case with a sliding latch for jobsite durability.
Irwin 316015 specifications
| Item | Irwin data |
|---|---|
| Part number | 316015 |
| Material | Cobalt Steel |
| Finish | Black Oxide |
| Cutting Diameter (max) | 3/8 in |
| Cutting Diameter (min) | 1/16 in |
| Cutting Edge Material | HSS |
| Length Group | Jobber |
| Point Angle | 135° |
| Shank Type | Straight |
| Width | 8.7 in |
| Height | 1.3 in |
Source: Irwin published product data.
The Irwin 15-piece cobalt drill bit set covers sizes from 1/16 inch to 3/8 inch for drilling stainless steel and other tough metals.
- M-42 cobalt steel construction for abrasion resistance
- 135-degree split point reduces feed pressure and avoids work hardening
- Black oxide finish
- Rubber-sided case with a sliding latch for jobsite durability
- Straight shank, jobber length bits sized for everyday metal drilling
Practical for metal fabricators and mechanical contractors working stainless and hardened steel that dull ordinary bits quickly. Manufacturer item number: 316015. Sold as a complete set.
