... " , BWG9X3", BWG10X2", BWG13X1-3/4"Packing:7Lbs per box,8 boxes per carton,or as per customer's requestWidly used to connect the concrete ... screwslength:63mm,75mm,90mm,120mmpacking:100 sets per bag,10/20 bags per carton,or as per customer's request contact: Bessie xu ...