tohnichi torque wrench

The Tohnichi QLLS100N4 Adjustable Torque Wrench with Limit Switch is a high-precision industrial torque wrench designed for controlled tightening applications where torque verification and process monitoring are essential. It features an adjustable torque range of 20–100 Nm, 1/2-inch square drive, and a built-in limit switch that outputs a signal each time the preset torque is reached, making it ideal for production lines and quality-controlled assembly operations. Manufactured by Tohnichi, Japan, the QLLS100N4 uses a reliable click-type mechanism with a durable 24-tooth ratchet head that operates in confined spaces. The wrench provides ±3% accuracy, easy torque adjustment with a graduated scale, and is supplied with a calibration certificate for dependable fastening performance. Key Features Torque Range: 20–100 Nm 1/2 inch Square Drive High accuracy: ±3% of reading Built-in Limit Switch for torque confirmation signal Click-type torque mechanism 24-tooth ratchet head with 15° operating angle Durable metal construction with comfortable grip Easy torque adjustment with graduation scale Supplied with calibration certificate Suitable for industrial assembly and quality control Applications Automotive Assembly Manufacturing Plants Industrial Production Lines Machine Assembly Quality Inspection Maintenance Workshops Aerospace Components Heavy Engineering Electrical Equipment Assembly Precision Fastening Operations Why Choose Tohnichi QLLS100N4? The Tohnichi QLLS100N4 combines Japanese precision, reliable click torque control, and limit switch output to ensure every fastening operation meets quality standards. It is an excellent solution for industries requiring traceable, repeatable, and accurate torque tightening.