Coofix combination spanner 6-19 set

Set TypeCombination Spanner Set (one end open, one end ring/closed)Sizes6mm, 8mm, 10mm, 12mm, 14mm, 15mm, 17mm, 19mm (This is an 8-piece set, which is the most common configuration for this size range.)MaterialTypically 55# Carbon Steel or Chrome Vanadium (Cr-V) steel, which is standard for quality hand tools.ConstructionDrop-forged and heat-treated for strength and durability.FinishChrome-plated with a mirror-polished surface for corrosion resistance.Ring EndUsually has a 12-point (Bi-hex) profile and is offset at 15° for better access to fasteners.PackagingOften comes packaged in a plastic holder or tetron wallet for convenient storage and portability.