Keystock, Rectangle, Steel, 12 in Lg, Zinc Plated, ASTM A-108, Rectangular, 5/8 to 3/4 in

PRECISION's Keystock is used to provide driving torque between shafts and pulleys, gears, sprockets, etc. It can be used for new machinery general maintenance and shop repairs, and is a necessity in all applications where rotating power devices are used.