Description:The pipe stretcher kit is a convenient, inexpensive alternative to hydraulic pipe expanders. Comes in a molded storage case. Stretches Pipe up to 4-1/4" Including Stainless Steel. Use with an impact wrench to quickly stretch pipes. Collet sets expand pipes from 1-5/8" to 4-1/4". The tool can be used on the vehicle Features & Benefits1.Manufactured following strict standards to work 2.Engineered using the latest technology to ensure the product lasts longer in service3.Features a factory-like fit for hassle-free installation4.Made of high-quality components for durability, reliability, and performance5.Designed specifically for trucks, trailers, and buses .