Starrett 91A tap wrench for tap sizes from 0.2-0.6 cm, diameter of square shaft between 0.2-0.4 cm, length 15.2 cm

The Starrett 91 tap wrench is strong and well proportioned.It is well made and the grip surface is well hardened.Holds square or round shafts firmly.The piston is operated by a knurled sleeve - the spring in the sleeve ensures that the piston retracts when the pressure is removed.150mm length, 0.2-0.6cm faucet size away.'