1900 Other, US Hammer Concrete Breaker - GSP-50 Hammers / Breakers, Portable 4 stroke Honda driven design for easy startup and handling.All Position motor Site Pro can be operated in any position.Ergonomic design with a top handle and front handle providing comfort and less operator fatigue.This Site Pro is configured as a breaker to accept industry standard 1 Hex tooling.High impact forceCompact design for easy storageLow Maintenace