Soft jaws allow for forming of jaws and subsequent clamping of molded parts which must not have clamping marks on the workpiece surface. Steel jaws are case hardenable for the jaws to be hardened for longevity after machining.
Steel serrated soft jaws to suit a 5 Inch power chuck. Jaws are manufactured from 080M15 Steel. Good Quality of of material allows for machining with a good finish.