There are 31 pieces in the Roto-Lock set, including a ratchet that rotates with a lockable swivel head and a handle with two positions. The sockets range in size from 5.5mm to 13mm, and the impact bits are steel grade S2.

Features and Benefits
• 9 x 1/4""D sockets x single Hex (6pt): 5.5, 6, 7, 8, 9, 10, 11, 12, 13mm
• Length: 25mm
• 18 x bits: Phillips Ph2, Ph3; Flat 4, 6mm; PzDrive Pz1, Pz3; Hex 2.5, 3, 4, 5, 6mm; Torx® tamperproof T10, T15, T20, T25, T27, T30, T40
• Accessories: 1 x 1/4""D bit holder; 1 x 1/4""D socket & bit driver with flexi ends; 1 x 75mm extension bar