Locking bushings are the most practical and cost-effective technique of securing a element to a mating shaft without the use of any unique equipment. Tapered bushings speedily align or lock a pulley, sprocket, or toothed coupling to the generate shaft. Tapered bushings are presently geared up with the needed holes, keyways, tapped holes, and set screws, conserving time and money during machining. Tapered locking bushings are reusable after substitute, and EP delivers not only a variety of common bushings but also customized metric or imperial bores or keyways to fulfill customer-particular wants. Bushings are manufactured of metal or forged iron.