https://www.jpcorry.com/jp-corry-products/spax-wirox-woodscrews-silver/
Spax Wirox Universal Woodscrews
Description
Spax Wirox For Use Indoors & Outdoors
- The screw with universal applications & high corrosion protection
- Silver in appearance & free of chrome (VI)
- More resistant to mechanical stress
- No pre-drilling required (wood dependent)
- 4CUT point ensures exact screw positioning
- 4CUT point reduces splitting
- 4CUT point reduces the screwing-in torque required
- Countersinks easily
- Cuts through wood / stops on metal
- Pozi (PZ) bit recess