30pc TRX Star Socket and Hex Bit Set1/4" 3/8" 1/2" Square DriveMale and FemaleDrop-forged Chrome Vanadium steel sockets. Hardened, tempered and dual satin/chrome finish with knurled ring. Bits manufactured from steel. Supplied in storage caseFeatures: Drop-forged Chrome Vanadium steel sockets. Hardened, tempered and satin/polished finish with knurled ring. Bits manufactured from steel. Supplied in storage case. Lifetime guarantee . Specification: Contents -TRX-Star Sockets; 1/4"Sq DriveE4, E5, E6, E7, E8, 3/8"Sq DriveE10, E11, E12, E14, 1/2"Sq DriveE16, E18, E20, E22, E24, Male TRX-Star Bits, Standard and Long; T20, T25, T30, T40, T45, T50, T55, Drive Adaptors; 3/8"Sq x 10mm Hex, 1/2"Sq x 10mm Hex Drive -1/4", 3/8" and 1/2"Sq Net Weight -1.31kg Further Information We sell a wide variety of tools and workshop equipment for both the DIY and Professional markets. Alias: ys01351 Loops 30pc TRX Star Socket & Hex Bit Set - 1/4" 3/8" 1/2" Square Drive - Male & Female