Professional tool for commercial or occasional use Metric spanner set Double ended open end spanner set Manufactured from chrome vanadium steel for strength and durability One spanner has 2 different sizes 8pc spanner set with 16 sizes of spanner SET INCLUDES THE FOLLOWING SIZES - 1 x metric spanner 6mm and 7mm - total length 120mm - 1 x metric spanner 8mm and 9mm - total length 135mm - 1 x metric spanner 10mm and 11mm - total length 150mm - 1 x metric spanner 12mm and 13mm - total length 170mm - 1 x metric spanner 14mm and 15mm - total length 190mm - 1 x metric spanner 16mm and 17mm - total length 200mm - 1 x metric spanner 18mm and 19mm - total length 220mm - 1 x metric spanner 20mm and 22mm - total length 230mm Comes in a canvas tool roll for easy storage and transportation