Professional socket sets for commercial or occasional use Package includes 1/4", 3/8" and 1/2" sockets and accessories PACKAGE INCLUDES 1. 15pc 1/4" Drive socket and accessory set 2. 12pc 3/8" Drive socket and accessory set 3. 12pc 1/2" Drive socket and accessory set Sockets, ratchets and extensions are manufactured from chrome vanadium steel for strength and durability Metric shallow sockets Shallow single hex / 6 sided sockets All of the ratchets have 72 teeth so work in 5 degree increments so ideal for use in confined restricted areas as well as making it less chance of slipping 3 separate heavy duty blow molded plastic retail display frame for easy storage and transportation SET INCLUDES THE FOLLOWING • 1 x 1/4" Drive Ratchet - total length - 150mm • 1 x 1/4" Drive extension - total length - 100mm • 13 x 1/4" Drive sockets - 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm and 14mm • 1 x 3/8" Drive ratchet - total length - 200mm • 1 x 3/8" Drive extension - total length - 150mm • 10 x 3/8" Drive sockets - 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm and 19mm • 1 x 1/2" Drive Ratchet - total length - 250mm • 1 x 1/2" Drive Extension - 125mm • 10 x 1/2" Drive Sockets - 10mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm,and 24mm