Castin'Craft Mold Builder 1lb miscellanous This economical quality hammer is

This economical quality hammer is designed for silversmiths and craftsman

eliminates eye strain

one 3-1/8x3-1/8 inch square track

tugging and playing

Castin'Craft Mold Builder 1lb miscellanous This economical quality hammer isEnvironmental Castin'Craft Mold Builder. A natural liquid latex rubber used to make your own molds. Create highly detailed reusable molds. Can be used on models made of metal, clay, plaster, wood, plastic or glass. Brass or copper should first be coated with an acrylic lacquer or shellac. Seal porous materials, like clay, plaster and wood with a paste wax. This package contains one 16oz jar of castin'craft mold builder. Conforms to ASTM D 4236. Made