Ko-Ken Impact Extension - KO18760 Bit Holders BSP Thread Files have a

BSP Thread Files have a 55° thread angle and are suitable for repairing damaged British Standard Pipe threads

the pitch and tooth count fix the pulley match

Part of the Left to Right Bench Tape Stick-On Tape Measure range stocked at AIMS Industrial

A workshop

Ko-Ken Impact Extension - KO18760 Bit Holders BSP Thread Files have aGets your socket into recessed fastener positions your ratchet head can't reach Adds length without losing torque fastener stays gripped through the extension Multiple lengths cover the different depths you work at across jobs Ko Ken extension socket set for reaching recessed fasteners, available in 4 length options. A practical ratchet wrench for automotive and engineering workshop use.