Bostitch No. 10 Mini Premium Staples, 1,000 Per Box (10SK), 6 - Pack Our #10 Mini Premium Staples were made specifically to fit #10 staplers such as our B10-ASST and 10K for optimum performance. Constructed from quality high carbon steel wire and finely honed chisel points for maximum penetration. Included 1,000 staple quantity per box.