Olfa Extra Heavy Duty Blades - # HB-5B

Olfa extra heavy-duty, snap-off replacement blades (HB). Each blade is produced using OLFA's precise multi-step production process for amazing sharpness and superior edge retention. Easily handles cutting through difficult materials. 7 cutting edges per blade strip. 5 pack features 35 cutting edges. Can be used in all OLFA's extra heavy-duty cutters."