McMaster 85555A316 Adjustable Ratcheting Torque Wrench with Certificate, 30–150 ft·lbf 40.7–203.3 N·m, 1 2" Square Drive 46MX78 UL listed cable premium grade UL listed cable premium grade 90Deg Oxygen Operating Temperature Maximum 131 Degrees F Temperature Code T4 Operating Temperature Minimum 4 Degrees F Display Screen Type LCD Communication Protocol Bluetooth Includes Probe No Alert Type Light Set the desired torque within range and these wrenches will signal when it's reached 4 N m Accuracy — Clockwise ±4% Accuracy — Counterclockwise ±6% Torque Limiting Mechanism Click Overall Length 19" Grip Material Rubber Material Chrome Plated Steel Certificate Calibration Certificate with Test Data Traceable to NIST (Paper) Container Type Plastic Case Head Style Standard Power Source Manual Country of Origin United States DFARS Compliance Specialty Metals COTS Exempt ECCN EAR99 Schedule B Number 846610