Sunex 3337 3/8-Inch Drive 12-Point SAE Semi-Deep Impact Socket Set Semi-deep impact sockets provide added reach over standard depth sockets and allow better access in confined spaces where deep sockets prohibit access Sunex tools impact sockets meet or exceed ansi specifications Forged from high quality cr-mo alloy steel Includes 5/16"-1" sae 12 point semi-deep impact sockets Guaranteed to perform