The Machine Key 3/16 x 1/4 x 5 Form B is a precision-engineered component made from high-quality carbon steel, designed for reliable performance in various mechanical applications. This undersized key measures 3/16 inch by 1/4 inch by 5 inches, ensuring a perfect fit for standard keyways. Its robust construction provides excellent strength and durability, making it ideal for use in machinery and equipment where secure fastening is essential. The carbon steel material offers good resistance to wear and tear, ensuring longevity in demanding environments. This machine key is compliant with industry standards, making it a trusted choice for professionals.