Best-sale screw ANSI571

(1).Name:Square Head Wood Screw

(2).Standard:ANSI

(3).Size:1/4",5/16",3/8",1/2"

(4).Material:carbon steel

(5).Length:1-1/4"-5"

(6).Grade:4.8   6.8   8.8   

(7).Finish:Plain,zinc,black,nickel,H.D.G,brass plating,silver plating

(8).Certifications:ISO 9000/9001/9004/19011:2000

(9).Minimum order:30,000pcs

(10).Packing:At buyer's option

(11).Delivery lead time:45-60days