• Designed for unfastening damaged nuts and bolts, and especially for locking wheel nuts
• The special spiral profile on the inside enables the socket to grip sufficiently for loosening in cases where standard sockets and wrenches fail
• Drive: 1/2" or 3/4", depending on the profile dimension
• Black phosphate finish
• High performance alloy steel
• Hardness: 50-53 HRC
• Not suitable for machine operation
• Includes 6 different sockets: 22, 24, 27, 32, 36 and 41 mm and a punch
• Also sold individually