Set contains 15 100mm long bit sockets. 9 internal TX heads and 6 internal hex heads. Satin finish. TX Bit sockets 1/2? drive TX20, TX25, TX27, TX30, TX40, TX45, TX50, TX55, TX60, hex bit sockets 1/2? drive 5mm, 6mm, 7mm, 8mm, 10mm, 12mm.