Professional spanners for commercial or occasional use Metric spanner set 8mm - 17mm spanner set Manufactured from chrome vanadium steel for strength and durability Combination design spanner Combination so open end on one part of the spanner and a ring on the other end The closed end has a 15 degree ring for access into more restricted areas as well as to take your knuckles away from the item to prevent injury Bi-hex 12 sided ring spanner for greater leverage and less chance of slipping when using Hardened and tempered for strength and durability SET INCLUDES THE FOLLOWING • 1 x 8mm metric spanner - total length 120mm • 1 x 10mm metric spanner - total length 140mm • 1 x 12mm metric spanner - total length 160mm • 1 x 13mm metric spanner - total length 170mm • 1 x 14mm metric spanner - total length 180mm • 1 x 17mm metric spanner - total length 210mm Comes in a tray for easy storage and transportation