The BEST choice for part cut & finish on stainless steel,inconels, chromium cobalt, titanium and extremely hard materials. The Tool-free fastening system enables quick disc changes to maximize productivity and minimise downtime. Ideal for working on small or difficult to access areas like tool and mold construction, automotive, aeronautical & aerospace industry and equipment and pressure vessel construction. Speedlok fastener makes it quick & easy to change. Disc locks securely to back-up pad, no slipping or release caused by heat. 2 button attachment systems ensuring disc properly centered and vibration free operation.