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Torque adjustable range: 100~1000 N.m
Operation: Pure manual human force driving, no electricity needed
Precision: ±4% torque tolerance for engineering acceptance inspection
Equipped: Detachable multi-size sleeve head for various coupler specs
Advantage: Compact size, no power restriction for narrow space detection
Different from electric power-driven wrench, torque wrench is precision manual measuring & testing instrument instead of high-speed installation tool. Users preset required torque data according to construction specification before use. When applied tightening force hits set value, internal mechanical structure pops with obvious sound prompt to inform operators the coupler has reached qualified fastening standard. Mainly used for engineering acceptance inspection rather than mass quick installation.
Pure mechanical structure works anywhere without power source, perfect for random spot check on finished coupler joints. Precise torque data helps construction supervisors control mounting quality and avoid under-tight or over-tight defects. Portable lightweight body enables inspection in cramped beam-column narrow gaps where large electric tools cannot access. Preset scale is clearly marked for easy parameter adjustment per different national construction codes.
Every torque wrench is calibrated with standard testing equipment before factory shipment, packed in portable aluminum alloy storage box.
Construction quality inspection department, engineering acceptance testing, random coupler tightness spot checking on finished reinforcement structure
1.What’s the main usage difference vs electric wrench?
Torque wrench is for inspection calibration; electric wrench is for mass quick installation.
2.Can it be used in no-power remote construction area?
Yes, fully manual design works without any electric supply restriction.
Preset manual precision torque wrench for rebar coupler tightness testing and construction quality inspection with accurate click prompt at target torque value.

