Tightens top mount nut with proper torque while holding the strut. Contains: (Qty.) (1) 21 mm pass-through ratchet, (1) 16 mm pass-through deep socket, (1) 17 mm pass-through deep socket, (1) 18 mm pass-through deep socket, (1) 19 mm pass-through deep socket, (1) 21 mm pass-through deep socket, (1) 22 mm pass-through deep socket, (1) 24 mm pass-through deep socket, (1) 5 mm hex bit, (1) 6 mm hex bit, (1) 7 mm hex bit, (1) 8 mmhex bit, (1) sliding T-bar, (1) 5 x 8 mm Double-D slotted socket, (1) 6 x 8mm Double-D slotted socket.