Monument STIFFNUTS® FOR 27mm & 32mm Back Nuts

For removing stiff backnuts from 1/2in. BSP and 3/4in. BSP Taps. For Rapid Tap Installations. Tool stays in position on the tap tail. Uses mechanical advantage of the thread of the tap tail to remove stiff nuts. 170N kit is for 1/2in BSP 27mm nuts & 3/4in. BSP 32mm nuts. Complete with 3/8in. Cordless drill adaptor and full instructions.