General description This BlueSpot Tools Extra Long 3/8 Inch Square Drive Hex Bit Socket Set includes seven durable hex bit sockets designed for hard-to-reach areas. Made from chrome vanadium steel, each socket features an extra-long 110mm shaft and ball-ended tips for a secure fit and better grip during use. Technical specifications Material: Chrome vanadium steel Drive size: 3/8 inch square drive Socket sizes: H3, H4, H5, H6, H7, H8, H10 Length: 110mm (extra-long shaft) Compatibility and accessories Compatible with 3/8 inch drive ratchets and extensions Installation Insert the socket onto a compatible 3/8 inch drive ratchet or wrench Usage Use the sockets to tighten or loosen hex fasteners in hard-to-reach areas Ensure the ball-ended tips are properly engaged for a secure fit