More information¼" hexagonal torque wrench set with measurements: 25 mm x H3/4/5/6 mm, PH2, T25 and with 60mm extension bar. Material: Aluminum & CrV (wrench)/S2 steel (heads)/ Stainless steel & CrV (extension). Size: 13.5 x 1.3 x 2cm (key) Weight: 68g (key)/140g (incl. heads)