Wera Tools - 7782 E Ratchet insert, reversible, 14x18 mmRatchet insert, reversible, for 3 4"" square socket wrench inserts and 3 4"" connecting parts with square drive; for torque wrenches of the Click Torque X series with 14x18 mm holder. Features Square insert tool 14x18 mm For 3 4"" square socket wrench inserts and 3 4"" connecting parts with square drive Fine toothing with 72 teeth Easy switching by knob Socket lock by push button Data Sheet (PDF)