Redline siding snips are designed to cut 5/16" (7.9mm) fiber cement siding planks. Cuts from any work position to make precise arc (as small as 2") and trim cuts (as small as 1/8") fast and easy with minimal dust. Heat-treated alloy steel blades for long service life. Ergonomic handles with unique 1-hand operation latch offers maximum compound leverage performance and natural fit and feel. 1" (25.4mm) throat depth.