Price match guarantee
We know our products
Quick & Hassle Free
Extensive product catalog
Twin identical hammers are behind the maximum torque power of the Jet 1/2 in. Heavy Duty Impact Wrench. Designed for heavy-duty, industrial applications, the impact wrench has variable speed trigger to give you full control and a torque selector so you know how much power you are using for any given task. The Jet JSM-4540 is quiet, ergonomically designed, and versatile to for one-hand operation. It reaches the standards that you have come to expect from Jet.