Gedore 4-12 Flat ring spanner set 12 pcs 6-32 mm Double ended flat ring wrench: 6 x 7mm Double ended flat ring wrench: 8 x 9mm Double ended flat ring wrench: 10 x 11mm Double ended flat ring wrench: 12 x 13mm Double ended flat ring wrench: 14 x 15mm Double ended flat ring wrench: 16 x 17mm Double ended flat ring wrench: 18 x 19mm Double ended flat ring wrench: 20 x 22mm Double ended flat ring wrench: 21 x 23mm Double ended flat ring wrench: 24 x 26mm Double ended flat ring wrench: 25 x 28mm Double ended flat ring wrench: 27 x 32mm Made up of sizes most in use Flat pattern Thin walled UD-profile Acc. to DIN 837 Form B, ISO 3318, ISO 1085 GEDORE vanadium steel 31CrV3, chrome-plated