Meterial: Carbon steel( C1022 )
Finished:
a. phosphated(black, grey)
b. galvanized(zinc coated) and other as require.
The surface after phosphated or galvanized, has good corrosion resistance, rust resistance.
Main feature: bugle head, phillips(+)drive, hardened
Point: diamond(Cusp end/share)/drilling point,
Thread: coarse/fine(twin-fast) / High-LowThread
Normal size:
3.5x13 3.5x16 3.5x19 3.5x25 3.5x32 3.5x35 3.5x38 3.5x41 3.5x45 3.5x50
3.9x16 3.9x19 3.9x25 3.9x32 3.9x35 3.9x38 3.9x41 3.9x45 3.9x50 3.9x55 3.9x75
4.2x16 4.2x19 4.2x25 4.2x32 4.2x35 4.2x38 4.2x45 4.2x50 4.2x75 4.2x80 4.2x100
4.8x16 4.8x19 4.8x25 4.8x32 4.8x38 4.8x45 4.8x50 4.8x60 4.8x75 4.8x80 4.8x100 4.8x100
4.8x16 4.8x19 4.8x25 4.8x32 4.8x38 4.8x45 4.8x50 4.8x60 4.8x75 4.8x80 4.8x100 4.8x100
6x3/4, 6x1, 6x1-1/4, 6x1-1/2, 6x1-5/8, 6x2, 6x2 1/2
7x1, 7x1-1/4, 7x1-3/8, 7x1-1/2, 7x1-5/8, 7x1-3/4, 7x2 7x 2 1/2
8x3/4, 8x5/8, 8x1-1/4, 8x1-1/2, 8x2, 8x2-1/2, 8x3,1
10x1-1/2, 10x2, 10x3, 10x4
Package:
a.250pcs-1000pcs/box(bag) or 1KG/box(bag). 12 or 20boxes/carton.
b.25KG/carton in bulk or also can be packed as required.
Advantage:
- Screws driven in quickly due to optimised geometry of thread point
- Comfortable screw driving owing to low contact pressure, less tiring
- Full manufacturing process control guarantees steady quality
- Perfect application fit to drivers and bits ensures high fastening quality
- Comfortable screw driving owing to low contact pressure, less tiring
- Full manufacturing process control guarantees steady quality
- Perfect application fit to drivers and bits ensures high fastening quality
-From producing the material used for screw, to end products terminal sale. Full manufactoring process control guarantees steady quality.
Why the price of drywall screw from Huhao Factory is favorable?
Huhao factory own an industry chains. From producing the material used for screw, to end products terminal sale, reducing the unnecessary fee in middle link.
Does the quality is good?
That's sure. Since we control the origin of material and the screw production. Do utmost during every process in order to control the quality.
Thanks for your attention.
If you are intrested in this. please contact me freely.