Expert by Facom E117377B Ratchet combination spanners have a 5° ratcheting head and a 12-point OGV® ring end, which is angled at 15° from the handle axis (increment angle 30°). ISO 691 - ISO 1711-1 Specifications • Size: 10mm • Length: 158mm • Weight: 56g Features and Benefits • OGV Ring profile maximises contact surface with the nut for a longer lifetime • Position of the ratchet switch hels to prevent accidental change of direction • Forged from Chrome Vanadium steel for strength • High chrome finish