slotted round head wood screw Made in China 1Size: dia1.6-8mm 2Material:SUS,brass 3Finish:degreased,zinc plated slotted countersunk ... screw Made in China 1.wood screw2.Size:M1.6-M83.Material:SUS, aluminum, copper 4.Standard:DIN,ANSI/ASME,ISO,GB ... :C51000,C52100,C54400,etc.5.Iron:1213,12L14, 1215,etc.6.Aluminum or aluminus alloy:A16061,A16063,etc.7.Carbon steel:C1006 ...