Wavy internal socket profile applies torque directly to bolt walls, preventing slippage.
Ideal for removing rounded or damaged bolts, nuts, screws, studs, and even pipes.
The unique wavy profile design allows for ensuring more torque efficiency.

Taiwan made Chrome Vanadium (CR-V) steel tempered with Tien-i proprietary heat treatment process to withstand more torque
Full Polish Nickel Chrome Finish ensures durability and corrosion resistance
Complete Sizes for SAE and Metric
Meets or exceeds ANSI & DIN & ISO performance standard