Designed for removing and replacing shock absorbers, allows the removal of the top suspension nut by holding the strut piston so it doesn’t rotate while turning the nut. The go-through design of the socket and ratchet allows the extension to pass through the middle. To be used in conjunction with a 1/2" Sq drive ratchet or T-bar. Contents: 1 x Go-Thru 21 mm ratchet 7 x Go-Thru deep sockets: 16, 17, 18, 19, 21, 22 and 24 mm 3 x 1/2" Sq Drive Male Hex Bits: 6, 7 and 8 mm 3 x 1/2" Sq Drive Female Hex: 7, 8 and 9 mm 1 x 1/2" Sq Drive Torx T50 3 x Special Slotted Oval Flat : 5 x 8, 6 x 8 and 7.1 x 9.6mm