Product Description Estwing's 20 oz Bricklayer/Mason's hammer is forged in one solid piece of the finest American steel making them the most durable on the market. Designed for setting and cutting brick, masonry, tile and concrete block these hammers have been a favorite of professional tradesman for generations. Estwing bricklayer hammers feature our patented Shock Reduction Grip which reduces impact vibration by 70%. Estwing hammers are proudly made in the USA. From the Manufacturer Forged, one piece, solid steel construction, eliminates loose heads. Nylon vinyl grip bonded to handle for comfort and durability.