Waste table in black Valchromat. Valchromat is a stronger MDF that is perfect as a waste table . Valchromat is partially water resistant if treated with hardwax oil. Raw stickers are included, but before applying a sticker, the hardwax oil must be completely dry. Choose whether you need tightening clamps or not. The tightening clamps are M8 catch bolt with wing nut, washer and bent steel bar in black paint.