... , heavy duty concrete anchors. Description1. Product name: wedge anchor, through bolt, stud wedge anchors, stud anchor system, heavy duty concrete anchors ... from M6-M20, inch from 1/4---3/4The wedge anchor consists of two pieces permanently preassembled into a single ... of nuts and washers. Applications:Light to heavy-duty into solid concrete. Such as metal structures, profiles, floor, bearing plates, ...