It's what's INSIDE that counts. Chipping performance ensures minimum power loss even when bull point is kept pushed against concrete in chipping operation. (*BEWARE OF FAKE) Highly Imitated Model High durability. Soft grip provides more control and less hand fatigue. Adjustable large side handle improves operator comfort and control. 30mm Hexagonal Shank with Durable Carrying Case Specifications: Continuous rating Input: 1,510W Impacts per minute (ipm): 1,450 Tool Holder: 30mm HEX Net Weight: 15.1kg (33.3lbs) Lifetime Service Warranty