The Machine Key 1 x 1 x 4-3/8" Form B is an undersized key made from 1045 steel, designed for secure torque transmission in mechanical assemblies. With dimensions of 1" x 1" x 4-3/8", this key fits standard keyways, ensuring a snug fit for optimal performance. The 1045 material provides excellent strength and wear resistance, making it suitable for various industrial applications. This machine key is ideal for engineers and technicians looking for a reliable solution for keying shafts and hubs.
