Thread Inserts or Screw Insert Xinxiang Beiou Technology Co. Ltd. Base Info Model NO.:Metric M4-M22Usage:MachineryCertification:ISO Description Pre:Bostitch Sw9060 Carton Staples 1-1/2" Lenght, Copper Sw9060 Next:Bostitch Sw7437 Stick Staples, Galvanized and Liquor Finished Carton Staples