About This

【Heavy-Duty 42CRMO Construction】Crafted from premium 42CRMO alloy steel and heat-treated for superior strength, this spanner wrench set resists deformation and breakage under high lateral shear force—ideal for demanding industrial or automotive use.
【Corrosion-Resistant Nickel Plating】Each pin wrench is nickel-plated for enhanced rust and wear resistance, ensuring long-lasting performance even in oily, humid, or high-friction environments.
【Precision Fit for Bearings and Locknuts】Includes multiple metric and SAE pin sizes,6 metric:1.5/2.0/2.5/3.0/3.5/4.0mm + 6 SAE: 1/16", 3/32", 5/64", 1/8", 5/32", 3/16" cover 98% of industrial fasteners. offering precise engagement for pulleys, lock rings, and hidden fasteners without slipping or damaging the surface.
【Adjustable and Smooth Operation】160mm CNC-balanced arms provide optimal leverage.Features a finely machined tension knob and 180° pivoting arms that provide perfect control and leverage during operation—ideal for tight or recessed areas.
【Complete 25-Piece Set with Storage Case】Comes with a durable carrying case for organized storage and easy transport. Perfect for professional mechanics, machinists, or DIY users who demand reliability and precision.