Olfa HB Snap-Off 25mm Steel Blades 5-Pack 7-segment 25mm snap-off blade for industrial materials. Made of high-quality carbon tool steel with a double-honed blade for unparalleled sharpness and superior edge retention. Exact 59 degree edge angle optimizes cutting power and minimizes blade breakage. Use these blades for cutting industrial materials such as gaskets conduit belt synthetics rope leather laminates plastics acetate fiberglass rubber and textiles. 5-pack of blades.