These hard anodised wrenches are specifically designed for use with alloy hose ends and adaptors as regular steel spanners can damage the alloy. Short handles allow use in tight areas and discourage over tightening. Sold individually in sizes AN -4 to AN-16 or as a set of 5 wrenches in sizes AN -4 to AN -12. Each size spanner is represented by a different colour for easier identification.Designed for use on AN (JIC) sized hose fittings and adaptorsAluminium construction reduces risk of damaging the fittingHard anodised finish for excellent corrosion resistanceEach size has a different colour for easier identificationSizes:-4 : Hex A 9/16" (14.28mm) / Hex B 5/8" (15.88mm)-6 : Hex A 11/16" (17.46mm) / Hex B 3/4" (19.05mm)-8 : Hex A 3/4" (19.05mm) / Hex B 7/8" (22.22mm)-10 : Hex A 1" (25.40mm) / Hex B 1 1/16" (26.99mm)-12 : Hex A 13/16" (30.16mm) / Hex B 1 1/4" (31.75mm)-16 : Hex A 1 7/16" (36.51mm) / Hex B 1 1/2" (38.10mm)