Professional extension bars for commercial or occasional use Mixed drive extension bar sets 3 different size sets covering 1/4", 3/8” and 1/2" drive Manufactured from chrome vanadium steel for strength and durability All of the extensions have a knurled ring around the extension perfect for use in oily / slippy conditions Ideal for access in tight confined spaces Selection of different lengths of extension bars to cater for a wide range of needs / requirements 1/4", 3/8” and 1/2” drive so will fit any 1/4", 3/8” and 1/2” ratchet / bar etc... 6 x 1/4" drive extension bars ranging from 32mm – 250mm 6 x 3/8" drive extension bars ranging from 38mm – 300mm 5 x 1/2" drive extension bars ranging from 50mm – 375mm SETS COMPRISE OF THE FOLLOWING SIZE EXTENSION BARS 1/4" DRIVE EXTENSIONS – 32mm, 50mm, 100mm, 150mm, 200mm and 250mm 3/8" DRIVE EXTENSIONS – 38mm, 75mm, 125mm, 200mm, 250mm and 300mm 1/2" DRIVE EXTENSIONS – 50mm, 75mm, 125mm, 250mm and 375mm All of the extension bars come in individual packages / trays for easy storage and transportation