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The Proto J4990-8M 3/8 Hex Bit Socket is an 8mm tool made by Stanley Proto. Crafted from heat-treated alloy steel, this socket is designed for wear resistance and to minimize distortion, ensuring long-lasting durability. The hex opening securely holds the bit, enabling the bit holder to take the torque load.
Ideal for automotive, industrial, and construction applications, the Proto J4990-8M delivers precise performance with every use. Its 3/8 inch drive and 8mm size make it suitable for a range of tasks, ensuring versatility for professionals.
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