Designed with superior quality materials for less staple buckling less jamming and maximum sheet penetration with your heavy duty stapler. Using premium high carbon steel wire for reduced staple buckling and jamming the extra-sharp chiseled points pierce stacks of paper for maximum sheet capacity and stress-free operation. With a 15/16? leg length use these staples for jobs from 165-215 sheets with most heavy duty staplers or Bostitch Antimicrobial 215 Sheet Extra Heavy Duty Stapler (00540). Comes in a pack of 1 000 staples. Our Premium Heavy Duty Staples were developed for optimum performance in most heavy duty staplers. Constructed from superior quality high carbon wire to reduce buckling and jamming. The finely honed chisel points deliver maximum penetration for maximum sheet capacity. Optimized 15/16” (23mm) leg length to drive through a profound 165-215 sheets. 1 000 staples per box. Premium heavy-duty staples were developed for optimum performance in Bostitch 00540 and other heavy-duty staplers. Made from superior quality high carbon wire to reduce buckling and jamming the finely honed chisel points deliver maximum penetration for maximum sheet capacity. Optimized 15/16 (23mm) leg length drives through a sizable 165 to 215 sheets to fasten them.