Professional Whitworth sockets and spanners for commercial or occasional use This set comprises of both Whitworth spanners and sockets WHITWORTH SOCKETS DESCRIPTION1/2" drive socketsWhitworth sockets1/2" drive deep British Whitworth socketsTotal length of the sockets 76mm1/2" drive so will fit any 1/2" drive ratchets / extensions / power bars etc... Deep sockets so perfect for access in restricted areas12 sided / Bi-hex sockets12 point sockets so ideal for maximum grip for tight / stubborn nuts / bolts etc... Manufactured from chrome vanadium steel for strength and durabilityFully polished for mirror finish and resistance to corrosion9pc Whitworth socketsSET INCLUDES THE FOLLOWING SIZES• 1/8”, 3/16”, 1/4”, 5/16”, 3/8”, 7/16”, 1/2", 9/16” and 5/8” Comes complete on a socket rail for easy storage and transportation (the socket rail also has a hole in either end so perfect for hanging up on your garage / workshop wall) WHITWORTH SPANNERS DESCRIPTION8pc Whitworth spannersCombination spanner so one end is enclosed and the other is an open end spannerManufactured from chrome vanadium steel for strength and durabilityCombination design spanner8pc Whitworth spannersThe closed end has a 15 degree ring for access into more restricted areas as well as to take the knuckles away from the item to prevent injuryBi-hex 12 sided ring spanner for greater leverage and less chance of slipping when using SET INCLUDES THE FOLLOWING• 1/8”, 3/16”, 1/4", 5/16”, 3/8”, 7/16”, 1/2" and 9/16” Comes in a canvas tool roll for east storage and transportation