Heavy-duty trimmer is ideal for cutting thick cardstock, layers of paper, photos and more. Carbotitanium bonded blades is 8x stronger than steel easily cuts 30 sheets of 20lb paper. Features a safety lock to keep the blade from moving when not in use or being transported. Alignment grid and on-board measurements in US and metric for precise measuring and accurate trimming. Safety guard keeps the blade from protection when in use. Soft touch, non-slip ergonomic handle.