Carbon Steel Drywall Screw
- Raw material : Carbon steel 22A
- Head type : Bugle head with 4 ribs
- Thread type : Fine thread & twinfast thread
- Drive type : PH2
- Point type : Needle point
- Finish :Black Phosphate, Grey Phosphate, Galvanized, Yellow Zinc, Nickel.
- Standard :DIN 18182
- Surface : Matt black and dry, deep thread and sharp thread ,hardened ,heat treatment
- Diameter : 3.5mm -4.8mm ( #6 - # 10)
- Length : 13mm -152mm (1/2 " -6 ")
- Usage : Multi-used ,as usually used for connecting and fixing gypsum board to light steel keel.