OLFA SKB-2/10B Trapezoid Blades for Sk-4 (10 Pack)

Dual-edge safety blade manufactured from high-quality carbon tool steel for maximum sharpness and superior edge retention.ideal for cutting 1-3 ply corrugate, bagged goods, coated film, foam/polystyrene, laminated film, layers of foil/paper, plastic strapping band, stretch/shrink-wrap, tape, and more. proprietary trapezoid blade design made from high-quality carbon tool steel superior sharpness and edge retention for general use fit sk-4 and sk-9 safety knives and utc-1 utility knife.