Ko-ken RS3012A/8-L52 3/8" Sq. Dr. 8-Piece SAE Hex Bit Socket Set includes sizes 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8", and 1/2". This set is designed for impact applications, featuring durable hex bit sockets with a 3/8" drive and 52mm length, all mounted on a 200mm rail for easy organization. The hex design ensures a secure fit and reliable torque transfer, making it suitable for heavy-duty tasks. Ideal for professionals and DIY enthusiasts, this set provides strength and precision for various fastening needs.