The BlueSpot 46 Piece 1/4" Drive Socket Set is manufactured from chrome vanadium steel for increased durability. The set is heat treated, hardened, tempered and fully polished. Includes sturdy plastic case for quick and convenient storage.Manufactured from chrome vanadium steel for increased durabilityKnurled sockets to provide a secure gripIncludes sturdy plastic case for quick and convenient storagePackage Contents1/4" Drive Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13 & 14mm. 1/4" Drive Slotted Bit Sockets: 4, 5.5 & 7. 1/4" Drive Phillips Bit Sockets: 1, 2 & 3. 1/4" Drive Pozi Bit Sockets: 1, 2 &3. 1/4" Drive Hex Bit Sockets: 3, 4, 5, 6, 7 & 8. 1/4" Drive Torx Sockets: T10, T15, T20, T25, T30 & T40. Hex Key Wrenches: 1.5, 2 & 2.5mm. 1/4" Drive Universal Joint. 1/4" Drive Extension Bars: 2" & 4". 1/4" Drive Flexible Extension Bar 6". 1/4" Drive Sliding T Bar. 1/4" Drive Quick Ratchet Handle. 1/4" Drive Spinner Handle 6". 1/4" Drive Bit Adaptor. 1 sturdy plastic storage case.