Features:Tapered jaws and 15 degree head angle with no protruding shank when fully openStrong 'I' section handle and spring loaded square sectionKnurled adjusting nutErgo designed handle which ensures comfortable gripFixed jaw which has measurement scale to indicate approx. size of nuts, bars, screwsScale in mm for pre adjusting and accurate measurement etc.Standards: ISO 6787, DIN 3117 form, ASME B107.8M - 1996 and BS 6333High performance alloy steelHead combines slimness for accessibility with strength for performanceLeft-handed screwDark grey finish. Precision-hardened and anti-corrosion treatedIncludes Wrenches:8070 - 6 inch / 155mm8071 - 8 inch / 205mm8072 - 10 inch / 255mm