Overview Reviews Product Description For safer, heavy-duty cutting, choose the OLFA SKB-8 SK-8 replacement blade with 90° slim-edge. This blade is for use with the OLFA SK-8 fully automatic self-retracting safety knife. Crafted from high quality carbon tool steel, these replacement blades deliver extremely sharp cutting with lasting edge retention. Reduce puncture incidents with the 90° edge design. The angled blade increases cutting power while reducing the change of tip exposure. Two working blade ends means double the life of the blade. The sloped blade edge on the top is easily identifiable for replacing blades with ease. Pack of ten (10) in a plastic case for safe storage. Cuts bagged goods, up to 3-ply corrugate, films, foam/polystyrene, layers of foil/paper, tape, and more. Olfa Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × Olfa 10 Pc. SKB-8/10B Dual Edge Safety Blade 1077173 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *