The MAK-A-KEY 5/16" x 12" C1018 steel zinc-plated undersized key stock is precision-machined to ensure a smooth fit into keyways, effectively reducing unnecessary play. Its zinc-plated finish offers enhanced corrosion resistance, which contributes to extending its lifespan. The undersized dimension aids in facilitating easy adjustment and alignment in high precision systems. This key stock is easily cut to the required length, providing flexibility for various projects. Moreover, its strong tensile properties enable it to withstand high torque and rotational forces effectively.