WAVE PLATE HEAD SCREW 1.ISO,ANSI,JIS,DIN,BS& non-standard ... .Grade:4.8 ,6.8,8.8,9.8........ WAVE PLATE HEAD SCREW,DOUBLE HEAD SCREW,KNURLED HEAD SCREW A good ... type,hexagonal type,Torx type,trangle type,slotted point type,square type,Combined type...FinishZinc plated,Nickel plated,Dacroment Plated,chromium ... carton:23 kg-26kg. 3)Carton's Size :34cm*26cm*16cm,its CBM :0.014 M3 4)There are 48 cartons ...