- Unique patented cruciform design is made specifically for roofing bolts, to make driving easier and help prevent camming out
- 4 Drive wings provide increased contact with the drive edges, improving power transmission efficiency via a stronger and more secure location in the bolt. This dramatically reduces bolt head damage caused by traditional screwdriver slippage
- Rare earth magnet maximises the connection with the roofing bolt for secure holding and easier start ups
- Available in 50mm or 100mm lengths
- ¼” quick change shank is Twister impact rated for impact drivers
- Made in Britain from high quality alloy steel for durability
- 14mm diameter fits most 6mm thread bolts
- Patent No. 2 582 316
- Available through a national network of electrical wholesalers and online retailers including amazon - CLICK HERE
