The Irwin 3.5mm HSS Cobalt Drill Bit is a popular size for general metalworking applications in stainless steel and other high alloys. This diameter is commonly used for clearance holes for M3.5 fixings, pilot holes for larger operations, and everyday fabrication tasks in demanding materials. The drill bit body is manufactured from premium HSS steel containing 5% Cobalt, which significantly enhances the red hardness (heat resistance) of the bit and delivers extended service life. This Cobalt con
The only currently-tracked offer for this product.
| Merchant | Price | Shipping | Total | Rating |
|---|
| Tooled Up· new | £2.49 | £5.95 | £8.44 | — |
Price shown as reported by the merchant — final price is confirmed at checkout. See Affiliate Disclosure.
