Boasting over 54 years of experience, Alvin is the main manufacturer of drafting supplies and drawing equipment in the United States. Their newest line of products are high-end trimmers that are perfect for medium volume use. Constructed from single-chromed steel rail with an unbreakable head and shelf-sharpening blades, the Alvin Rotatrim 18" Monotrail Trimmer is the perfect tool for the perfect cut. Weighing only 6 kg's and with a footprint of 43.2 x 121.9 x 14cm, this is the perfect trimmer to consume only a small footprint in your office, studio or classroom. Each cutter features an adjustable backstop to ensure precision cutting, an MDF 10mm grid baseboard, indestructible moldings and a square chromed steel rail. The patented cut control plate prevents the cutter from becoming overloaded, even by the heaviest hand.