Designed to tighten collars over flared pipes like brake lines, you can use them for any standard hex head. They spread the load onto more than a standard spanner, decreasing the risk of rounding the shoulders of the head.

• Undo nuts

• Undo bolts

• Hold a shaft still

• Also consider Metrinch® Spanners

• Also consider Wera Joker®

• Always wear eye protection

• Consider impact protection