The CRIMPFOX DUO 10 features a built-in ratchet mechanism ensuring a complete crimp and has been tested to over 50,000 crimp cycles, attesting durability. The handles are ergonomically-shaped with a soft non-slip pressure pad for gripping a table or workbench surface to assist in completing the crimp, and the upper handle is equipped with a soft area to provide a safe grip on the tool.