3/8-16 x 1 Socket Head Cap Screws, Full Thread, Allen Socket Drive, Stainless Steel 18-8, Bright Finish, Quantity 10 Pieces: Amazon.com: Industrial & Scientific
Mill-Max Hotswap Sockets – Divinikey
1 in - Sockets - Ratchets & Sockets - The Home Depot
3M™ DBI-SALA® Concrete Detent Socket and Cap 2101000, 1 EA | 3M United States
Iron Pipe Lamp Socket That fits 1/2 inch Iron Pipe (NPT) - Amazon.com
Amazon.com: Buy Auto Supply # K13001 - High & Low Side Octagon Socket for R134a AC Service Ports 3/8" Drive - Aftermarket Parts fit 98134 & 98234 : Automotive