Calibration square drive insert tool 734K/5 3/8 inch external square for 9 x 12 mm tool holder - Stahlwille 58243005

During calibration, the 734K/5 calibration square drive insert tool connects a torque wrench with a 9 x 12 mm tool holder to the calibration device via a 3/8 inch external square. The square drive has neither ball nor pin. This reduces transverse forces during calibration and leads to more accurate measurement results. The tool is only suitable for calibration, not for tightening screws. It is 20 mm wide, 16.7 mm high and weighs 76 g.

Benefits

• Square drive without ball or pin
• Optimum measurement results during calibration by reduction of transverse forces
• Fits torque wrenches with a 9 x 12 mm tool holder
• 3/8 inch external square
• Compact design, 20 mm wide and 16.7 mm high

Applications

Calibration and testing of torque wrenches with a 9 x 12 mm tool holder in calibration laboratories, test equipment management and quality assurance. The tool is not intended for tightening bolted joints.