Gator Grip Universal SocketStandard (SAE) and Metric 3/8-in Drive 6-point 3/4-in Shallow Socket Set in the Sockets & Socket Sets department at Lowes.com
Gator Grip King Socket The Original Professional Grade Self-Adjusting Universal Socket with over 450FT Pounds of Power. Self-Adjusts for shape and size as well as Standard and Metric Application - Amazon.com
Tools From Japan: Ko-ken Round Head Flex Ratchet & Nut Grip Sockets! - YouTube
Koken 3341G-89-9 - 3/8" Drive 9mm Universal Long Glow Plug S