... made by kinds of steel wire strand. anchor head wedge, wedge anchor, wedge, anchorage, prestressed anchorager, anchor, concrete anchor (13mm, 15mm)1. it's used ... steel wires. (9.53mm, 12.7mm, 17.8mm etc.)2. anchor rigidity:: HRC 15-35; clip rigidity: HRA79-84 We have ... our own anchor and wedge production base, our annual output is more than ...