Professional tool for commercial or occasional use Gear lock socket set Gear lock profile provides universal use on hex / double hex and T star profiles Will fit both metric and imperial sizes (even though the sockets are marked in metric sizes) Manufactured from chrome vanadium steel for strength and durability 1/4 and 3/8 drive socket and accessory set 52pc comprehensive set Knurled ring on the sockets for added grip in oily greasy conditions SET INCLUDES THE FOLLOWING - 1 x 1/4" Drive Spinner handle - 1 x 1/4" Drive hexagonal bit coupler - 1 x 1/4" (male) - 3/8" (female) Adapter - 1 x 3/8 drive ratchet - total length 200mm / reversible at the click of a lever / 72 teeth so works in 5-degree increments - 1 x 3/8 drive spark plug socket 5/8" - 2 x 3/8 drive extension bars 75mm and 150mm - 1 x 3/8 drive universal joint - 1 x magnetic pick up tool - 10 x 1/4" drive gear lock sockets - 4mm / 4.5mm / 5mm / 5.5mm / 6mm / 7mm / 8mm / 9mm / 10mm and 11mm - 9 x 3/8 drive gear lock sockets - 11mm / 12mm / 13mm / 14mm / 15mm / 16mm / 17mm / 18mm and 19mm - 6 x 1/4" bits (25mm long) - Torx bits - T10 / T15 / T20 / T25 / T27 and T30 - 6 x 1/4" bits (25mm long) - Slotted screwdrivers - SL3 / SL4 / SL5 / SL6 and SL7 - 6 x 1/4" bits (25mm long) - Phillips Screwdrivers - PH0 / PH1 / PH2 and PH3 - 6 x 1/4" bits (25mm long) - Pozi Drive Screwdrivers - PZ0 / PZ1 / PZ2 and PZ3 - 6 x 1/4" bits (25mm long) - Hex bits - H2 / H3 / H4 / H5 and H6 Comes in a blow molded case for easy storage and transportation