Gypsum scrapper-250 X 40 MM Portable Sanding Grinder Drywall Gypsum Board Panel Plasterboard Trimmer Sander Polisher Abrasive Edge-finishing Seam Edger Tool All-purpose blade for use on wood, vinyl, plaster, thermalite, fiberglass and linoleum Designed for working into edges, with teeth flush to the blade edge A ripper for levelling the edges of plasterboard cuts. It is suitable for use in the construction of suspended ceilings, for liningchimney ceilings or insulating sub-ceilings. The scraper is made of durable plastic with a comfortable and well-shaped handle. The workpiece is made of strong SK2 steel, which is characterised by good strength and hardness. A particular advantage of the scraper is the quick-change system.