1*Material: Low carbon steel C1022

2*Main Feature: bugle head, Phillips drive(Din standard), coarse/fine thread,

3*Finished: phosphate (black, grey), galvanized (color, white, blue) zinc coated/plated, (hot-dipped galvanized / electro galvanized)

4*Size:3.5*13mm, 3.5*19mm, (3.5*19/20/25/30/35/40/45/50)and so on.

We can produce all kinds of drywall screws series products, if you have any related demand, please feel free to contact us by email or anyway you like, warmly welcome your inquiries. As a factory, we can adjust part of our machine to meet customers’ variety demands on the products.