The PROFAB Pittsburgh Lock Air Hammer Model 1600 is an air-powered hammer used for closing Pittsburgh seam locks on rectangular HVAC ductwork.

It easily knocks down straight run duct and radius fittings at the rate of 20′ per minute on 16 to 30 gauge sheet metal

The PROFAB Pittsburgh Lock Air Hammer is lightweight for one-handed operation, but still strong and durable. Made of 100% hardened steel alloy parts, it has a 16 – 30 ga. capacity. Guaranteed for 1 year.