Stanley Proto Facom FM-76.10 Angled Open-Socket, Wrench, 12 Point by 6 Point 10mm Wrench, Angled Open-Socket 12 Pt x 6 Pt 10 mm Satin finish Angle and through-hole design helps accommodate threaded rods or a bar for extra leverage, without affecting wrench strength Deep recess at one end and open-end socket at the other fit over protruding studs