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.
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
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:
-From producing the material used for screw, to end products terminal sale. Full manufactoring process control guarantees steady quality.