Stanley Proto J6014C 1/2-Inch Drive Ratcheting Head Micrometer Torque Wrench， 50-250-Feet Pound<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Calibrated to +/- 3% clockwise direction and +/- 6% counter clockwise at 20% to 100% of full scale</li><li>Calibration is accomplished by manual loading the torque wrenches</li><li>Manufactured to meet standard industrial torque applications， general industry， heavy equipment， and maintenance</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31dAHaLmiIL.jpg" noproxy>