M3 x 6mm Socket Head Cap Screws, Grade 12.9 Alloy Steel Black Oxide, Allen Socket Drive, Full Thread, 50 PCS: Amazon.com: Industrial & Scientific
SteelTek 1-1/4-in Structural Galvanized Single Swivel Socket in the Structural Pipe & Fittings department at Lowes.com
Black Steel Socket
EN10241 black mild steel full socket tube and pipe fitting - Hacketts Pipeline
Fire Hydrant Socket | HydroVerge
CASOMAN 18-Piece Drive Tool Accessory Set, Premium CR-V Steel with Black Phosphate Finish, Includes Socket Adapters, Extensions and Universal Joints and Impact Coupler, Professional Socket Accessories - - Amazon.com
Black Steel Socket – BSP Threaded | Valve Warehouse Australia