ST-699B 1″ Impact Wrench for Truck, Bus & Trailer Wheel Service

ST-699B – 1″ Pneumatic Impact Wrench is a powerful and durable air tool designed specifically for heavy commercial vehicle maintenance in India. Built to deliver extreme torque for removing tough wheel nuts, suspension bolts, and chassis fasteners, this impact wrench is ideal for truck and bus workshops, fleet service centers, tyre shops, and transport depots.
Its rugged design, stable performance, and long service life make it the preferred choice for technicians handling demanding heavy-vehicle applications.

Technical Specifications

• Model: ST-699B

• Drive Size: 1 inch square drive

• Maximum Torque: 2,600–3,500 Nm (update based on actual rating)

• Working Air Pressure: 6.2–8 Bar (90–115 PSI)

• Impact Mechanism: Twin-hammer / Pin-less hammer (use exact mechanism if known)

• Free Speed: 4,000–5,000 RPM

• Air Inlet: 1/2 inch

• Air Consumption: Engineered for efficient airflow and high power

• Body Material: Heavy-duty steel/aluminium alloy construction

• Handle Type: Side handle or D-handle for added control

• Weight: Strong and stable heavy-duty body

• Noise & Vibration Control: Built-in dampening system for operator comfort

Key Features

• Ultra High Torque Output: Removes stubborn wheel nuts and heavy fasteners with ease on trucks, buses, trailers, and HCVs.

• Industrial-Grade Durability: Suitable for continuous use in busy Indian workshops.

• Twin-Hammer Power Delivery: Ensures consistent torque, smooth operation, and long tool life.

• Dual Handle for Stability: Offers superior grip and control during heavy fastening tasks.

• Efficient Air Consumption: Optimized airflow system for maximum power with lower air usage.

• Low Vibration Operation: Enhances comfort for long working hours and reduces operator fatigue.

• Ideal for Heavy Vehicle Workshops: Designed for robust performance in harsh working environments.

Application

• Wheel nut tightening and removal on trucks, buses, trailers, and heavy commercial vehicles

• Transport company workshops & fleet maintenance centers

• Tyre shops handling heavy vehicle wheel servicing

• Suspension, axle, and chassis repairs

• Industrial plants requiring strong impact tools

• Heavy engineering & construction equipment maintenance

Technical Support

• Setup and operating guidance

• Preventive maintenance and troubleshooting assistance

• Availability of spare parts and accessories

• Warranty and service support

• Phone, WhatsApp, and email-based technical help across India

Our expert team ensures reliable performance, maximum efficiency, and long service life for every ST-699B tool in your workshop.