A sheet material dispenser for dispensing rolls aluminum coilstock. The sheet material dispenser is made from plastic and includes a front door that renders the sheet material dispenser substantially weatherproof. A rain overhang extends over the edge of the door to prevent water from entering the sheet material dispenser. A rear affixing tab allows the sheet material dispenser to be attached to a work table to facilitate working with the coilstock. The interior of the sheet material dispenser includes rollers that ease dispensing of the coilstock.