The Osborne No. 33 Bronze magnetic upholstery hammer is an industry icon that has been used with in the upholstery trade for decades. The 33 Hammer has a solid head of bronze, steel tipped at either end with one magnetic head and the other for hammering. Weighing 7oz the bronze head is seen as the most balanced weight for universal performance, making this our best selling hammer. Furnished with a hickory handle.