KLEIN TOOLS 70570 Grip-It® Hex Key Set 5 Pieces 4.438 in Handle, 1.578 - 1.969 in Key

Handy sets fit your pocket or tool box easily and help eliminate the lost-key problem. Hex wrenches open independently up to 270°. Hex-key ends are square-cut for a secure full-depth fit and maximum contact with the hex socket to prevent slippage and stripping of the socket. Two key positions (straight-out or right angle) for extra leverage. Holder serves as a handle. Tough, heat-treated alloy steel. Set includes 3/16, 7/32, 1/4, 5/16 and 3/8 inch.