Drywall Screws

Drywall Screws Features:

(1)Standards: ISO,DIN, ANSI /ASME,GB Bolt/Screw and non-standard products
(2)Products: Drywall Screws and non-standard products
(3) Thread: UNC,UNF,UN
(4) Grade:  SAE: GR.2, GR.5, GR.8 ;ASTM:A307;DIN:GR4.8,8.8,10.9,12.9;
(5) Finish: natural color, zinc, chrome, hot dip galvanized, dacromet
(6) Material: carbon steel, alloy steel, stainless steel, non-ferrous materials,.
(7) Used in bridges, buildings, machinery, auto, railway ,petrol and other industries