1. Scope of Application - Versatile Functionality for Wide-Ranging Uses: Spark plug replacement | Wheel removal | Equipment installation | Electrical engineering | Mechanical maintenance | Daily household applications2. Product Featuresa. Superior Corrosion Resistance Pre-set torque wrench with electroplated surface treatment ensures exceptional rust and corrosion resistance.b. Dual-Direction Ratchet Mechanism with One-Handed Adjustment Features bidirectional ratcheting system and ergonomic single-hand torque adjustment for -friendly operation.c. CR-V Chrome Vanadium Steel Construction Crafted from CR-V alloy steel for:Robust construction & precision craftsmanshipOptimized ergonomic grip with smooth finishDual-range torque calibration capabilitiesd. Advanced Torque Preset SystemAdjustable torque settings with dual-range calibrationQuick-release head for rapid bit changesAudible torque indication at preset thresholdsHigh-visibility scale markingse. Precision Engineering ProficiencyStreamlined operation with rapid task executionSuit for:Auto repair shops & 4S service centersProfessional mechanics & DIY enthusiastsMulti-functional design adapts to diverse industrial and domestic application environments