The Huck Model 2022 is a lightweight, high-speed tool that is well-suited for both production and maintenance/repair applications where 1/4", and smaller, diameter The 2022 features an in-line long stroke piston for production rates of up to 30 installations per minute. The 2022's ergonomically designed handle and light weight (5.4 pounds) combine to minimize operator fatigue.(standard and extended grip) blind fasteners are used.