Hazet Adapter 8858-2 3/8" to 1/4" | 3/8“ Extensions and Adapters | Range of 3/8“ Sockets | Range of Sockets | Hand Tools | Hazet | Tools by Brand | Jens Putzier Tools
Amazon.com: Hitachi 751970 Hex Adapter for 1/4 inch 1/2 inch 3/8 inch Square Drive : Electronics
BrassCraft 3/8 in. FIP and 1/2 in. FIP Brass Water Supply Adapter BCRP16 D - The Home Depot
BVV 304SS MJIC X MNPT Pipe fittings
CRAFTSMAN 3/8-in to 1/2-in Standard Socket Adapter in the Socket Adapters department at Lowes.com
BrassCraft 3/8 in. FIP and 1/2 in. FIP Brass Water Supply Adapter BCRP16 D - The Home Depot