Wrenches with open mouths are double-sided VENUS 5.5x7 mm, 6x7 mm, etc.

Double—sided open-mouth wrenches (CGDS) are a tool for connecting or disconnecting threaded connections by tightening or untwisting nuts or bolts. They have an all-metal construction, the working element captures two parallel faces of a nut or bolt.

Dimensions: 5.5x7 mm, 6x7 mm, 7x8 mm, 8x9 mm, 8x10 mm, 9x11 mm, 10x11 mm, 10x12 mm, 10x13 mm, 11x13 mm, 12x13 mm, 12x14 mm, 13x14 mm, 13x15 mm, 14x17 mm, 16x17 mm, 17x19 mm, 18x19 mm, 18x21 mm, 19x22 mm, 20x22 mm, 21x23 mm, etc.