Crowfoot Wrenches, 3/8 in Dr, 21 mm Opening

Features: Anti-Slip Design open end (ASD) has patented locking grooves that help prevent the wrench from slipping off the fastener when turning | Crowfoot wrenches are used in hard to reach, restricted access situations where a standard wrench or ratchet cannot reach | Full polish finish provides corrosion resistance and easy-to-clean surfaces