Flat pattern, Thin walled rings, UD profile, Return angle 7B0 to 14x15 mm, 6B0 16x17 mm to 18x19 mm, For ratchet loosening and fast tightening, Vanadium steel 31CrV3, Non-glare look due to matt chrome-plating, locking insert and pawl manganese-phosphated, Hot forged, Proven GEDORE technology newly combined: Waisted shaft of the No. 7 and the further developed mechanism of the U-20 ratchets, In combination with adaptor 7 RA or 7 RB (please order separately) the spanner 7 R can be used as a (bit) ratchet