Professional Aluminium Coating trough used to coat screens with photographic emulsion. AKA Scoop Coater, Emulsion Coater. Double sided coating trough; sharp edge for thinner coat, great for higher mesh counts, or a rounded dull edge for coating lower mesh count screens. Extra support grooves: shaped to allow the weight of the coating trough to be supported by the thumb, the palm and all four fingers for a steady and even coat. Easy to hold, comfort when handling Sits easily on flat surfaces between coats Holds a good amount of emulsion for lengthy coating sessions Complete with fixed injection moulded end caps Easy to clean No leaking