These Knives are favourite among many Signmakers, these high quality knives are available in 3 variations. The SAC1 which has a 30°angle blade and the SVR2 which has a 45°angle blade, these are most commonly used for window tinting and general signmaking. The L1 utility knife has a ratchet locking mechanism, a snap off stainless steel blade and a pistol shaped, high impact ABS handle making it ideal for the cutting of various signmaking substrates, especially thicker materials.