Double flat ring wrench 4M set 10pcs

• Set includes 10 pieces: 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15, 16 x 17, 18 x 19, 20 x 22, 24 x 27 and 30 x 32 mm
• Thin-walled heads, both sides chamfered
• 12-point Dynamic-Drive™ profile provides longer life for screws and nuts
• Chrome plated micro-matte finishing provides high quality surface
• High-performance alloy steel
• Optimised legibility and identification with high-clarity imprint
• Standards: ISO 1085, ISO 10103 and DIN 837
• Available in black plastic pouch