Williams 350NMIMHW Interchangeable Head Torque Wrench Foot Pound, X Shank Drive Size, 70 ft lb to 350 ft lb 4W016 Steel safety toe meets ASTM Steel safety toe meets ASTM F2412 18 & F2413 18 standards for impact & compression and EH rated Image Frequency 31 Hz Torque Measurement Type Foot Pound Primary Scale Range 70 ft lb to 350 ft lb Primary Scale Increments 2 ft lb Secondary Scale Range 59 N m to 251 N m Calibration Certificate Included Yes Torque Setting Micrometer Type Adjustment Measurement Type SAE Handle Type Knurled Torque Adjustability Adjustable Torque Increments 2 ft lb Ratcheting Yes Interchangeable Head Torque Wrench