Professional socket set for commercial or occasional use 1/4" Drive superlock socket set 1/4" Drive socket and accessory set Manufactured from chrome vanadium steel for strength and durability Metric socket set Superlock sockets so the more pressure you put on the socket, the more it will grip the nut or bolt Especially useful for using on worn or rusty nuts and bolts Knurled ring around the sockets for maximum grip in greasy / oily conditions 33pc socket and accessory set SET INCLUDES THE FOLLOWING - 1 x 1/4" drive ratchet - total length 155mm / reversible at the click of a lever / quick release button on the head of the ratchet and 72 teeth so works in 5-degree increments (so perfect for use in awkward confined areas) - 2 x 1/4" drive extension bars - 50mm / 100mm - 1 x 1/4" drive sliding T handle - total length 115mm - 1 x 1/4" drive screwdriver handle - total length 155mm - 1 x 1/4" drive universal joint - 3 x metric allen / hex keys - 1.5mm / 2mm and 2.5mm - 12 x metric sockets - 4mm / 4.5mm / 5mm / 5.5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 11mm / 12mm and 13mm - 3 x 1/4" drive bit sockets (Phillips) - PH1 / PH2 - 5 x 1/4" drive bit sockets (Slotted) - SL3 / SL4 / SL5 / SL6 and SL7 - 3 x 1/4" drive bit sockets (Hex) - 3mm / 4mm / 5mm / 6mm and 8mm Comes in a blow molded case for easy storage and transportation