Grip-Tite Super Socket Rounded Bolt Removers - 17-Pc. SAE Set, Model# 00102 Innovative design conforms to the shape of bolts and nuts and holds on tight 17-pc. SAE set includes standard sizes between 3/8in. and 3/4in. and deep well sizes between 3/8in. and 13/16in. Also includes quick-release ratchet and 3in. extension bar