Midwest Fastener 1/16 in. x 1/2 in. Woodruff Key

The Midwest Fastener 1/16 in. x 1/2 in. Woodruff Key is precision-engineered for secure mechanical fastening and positive drive engagement. Commonly utilized in automotive, power equipment, and machinery applications, this semi-circular key fits seamlessly into mating shaft keyways to effectively lock gears, pulleys, and hubs into place while preventing slippage under torque. Manufactured from durable steel with a protective zinc finish, this fastener provides reliable strength and enhanced resistance against rust and corrosion. Ideal for maintenance repairs, rebuilds, and assembly projects, it ensures stable and accurate power transmission across a wide variety of equipment.