US PRO Industrial 9-Piece 3/8" Drive Extra-Long Impact Spline Bit Socket Set – 110 mm (Code 7537)
Nine-piece extra-long (110 mm) 3/8" drive impact spline bit set for deep or obstructed fasteners. CR-V sockets with hardened S2 bits, phosphate finish.
Supported Payment Types
US PRO 4500 – Double Face 2.5 lb Club Hammer with Fibreglass Handle (HRC 50–58)
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Reach recessed multi-spline fasteners without compromising leverage. This US PRO Industrial 9-piece extra-long impact spline bit set features 110 mm overall length for better access past trims, housings and brake components. Each socket combines a Chrome Vanadium (CR-V) body with a hardened S2 tool-steel bit to handle impact loads and daily workshop use. The phosphate protective finish helps resist corrosion and wear. Ideal for automotive, plant and general maintenance where standard-length bits won’t reach.
Key Features
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Extra-long 110 mm design for recessed fasteners and improved access
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Impact-ready build: CR-V socket + S2 hardened bit for durability
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3/8" drive—compact control with ratchets or low-power impact tools
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Phosphate finish for corrosion and wear resistance
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Sizes M4–M14 cover common European spline applications
