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.

The Megger BM5500 Insulation Resistance Tester is a professional-grade 5 kV digital insulation tester designed for accurate insulation resistance testing of electrical equipment in industrial and utility environments. It is ideal for testing cables, transformers, motors, generators, switchgear, panels, and other high-voltage electrical installations. The BM5500 provides five selectable DC test voltages (250 V, 500 V, 1000 V, 2500 V, and 5000 V) with an insulation resistance measurement range up to 1 TΩ (1000 GΩ). It features both a digital display and analogue arc display, along with test modes including Insulation Resistance (IR), Polarization Index (PI), and Timed Test, making it suitable for preventive maintenance and condition monitoring. Built for demanding industrial applications, the BM5500 includes a Guard Terminal to minimize surface leakage errors, automatic discharge for capacitive loads after testing, and a CAT III 600 V safety rating for enhanced operator protection. Its rugged construction, high accuracy, and user-friendly operation make it a trusted choice for electrical maintenance professionals. Key Features 5 kV Digital Insulation Resistance Tester Test Voltages: 250 V, 500 V, 1000 V, 2500 V & 5000 V Insulation Resistance Range: 100 kΩ to 1 TΩ (1000 GΩ) Digital LCD with Analogue Arc Display IR, PI & Timed Test Modes Guard Terminal for improved measurement accuracy Automatic discharge of capacitive circuits AC/DC voltage measurement function CAT III 600 V safety rating Rugged, lightweight, and reliable design Applications Power Plants Electrical Contractors Transformer Testing Cable Installation & Maintenance Motor & Generator Testing Switchgear Maintenance Industrial Plants Utilities & Substations Preventive Electrical Maintenance

The DREBON DB-ETW-4001000 Electric Digital Torque Wrench is a premium industrial bolting solution engineered for applications that demand high torque, exceptional accuracy, and repeatable fastening performance. With an adjustable torque range of 4000–10000 Nm, this heavy-duty digital torque wrench is ideal for tightening and loosening large industrial fasteners used in wind power, mining, steel plants, oil & gas, power generation, shipbuilding, bridge construction, petrochemical facilities, and heavy engineering projects. Featuring an advanced digital control system, the wrench allows operators to precisely set the required torque value through an easy-to-read display. The tool automatically stops when the preset torque is reached, helping prevent over-tightening and ensuring consistent fastening quality. Electric digital torque wrenches are widely used in critical bolting applications where controlled torque and repeatability are essential. Key Features Adjustable torque range: 4000–10000 Nm High-precision digital torque control Automatic shut-off at preset torque Heavy-duty electric motor for continuous industrial operation LCD digital display for easy torque setting Forward & reverse operation High-strength alloy gearbox for long service life Ergonomic design for safe and comfortable handling Accurate, repeatable, and reliable fastening performance Low maintenance and high operational efficiency Applications Wind Turbine Installation & Maintenance Steel Plants Oil & Gas Industry Petrochemical Plants Mining Operations Power Generation Plants Shipbuilding & Offshore Projects Bridge & Infrastructure Construction Heavy Equipment Manufacturing Railway & Metro Projects Industrial Maintenance Why Choose DREBON DB-ETW-4001000? The DREBON DB-ETW-4001000 is designed for professionals who require extremely high torque, digital accuracy, safety, and productivity. Its intelligent torque control system delivers reliable fastening results while reducing operator effort and improving efficiency in the most demanding industrial environments.