- 1/4" Hex shank suitable for impact drivers
- Ejector spring for automatic core ejection
- Thin wall 8 TPI for fast and burr free cutting
- Stop shoulder to prevent over drilling
- Bi-Metal HSS premium quality for toughness and longer life
Sutton Tools Impact Bi-Metal Holesaw are designed for use in impact drivers. Suited to cut sheet metal up to 3mm maximum thickness. Ideal for electrical installation, junction boxes, ducting and general sheet fabrication.
Sizes include - 20/25/32mm