Yellow Zinc Plated Drilling Sharp Point Plastic Tape Drywall Screw Tianjin Xinruifeng Technology Co. Ltd Material:Carbon SteelType:Drywall ScrewGroove:CrossConnection:Screw ConnectionHead Style:BugleStandard:DIN, GB, GOST Base Info Grade:N,aFinish Type:Black, Grey PhosphatedThread Type:Fine Thread and Coarse ThreadLenth:9.5mm to 50mmTransport Package:Box PackageSpecification:6# (3.5mm), 7# (3.9mm), 8# (4.2mm)Trademark:YULONGJIANOrigin:ChinaHS Code:73181400Production Capacity:30000t,Year Description Overview Product Description Detailed Photos CertificationsCompany ProfilePackaging & ShippingFAQOthers products Pre:M8 Grade 10.9 Black Oxide Hot Galvanizing Carbon Steel Hex Bolts with Flange Next:Professional Factory of DIN933 DIN931 DIN6915 A325m Hex/Heavy Hex Bolts for Steel Structural/Bridge/Power Projects