good quality produce C1022 Black Phosphate plasterboard Screws coarse Thread Good Price carton packing fob tianjin

Handan Shuangzi Metal Products Co., Ltd is a professional manufacturer of drilling screw and tapping screw enterprises. Since its establishment, the company has been focusing on the produc- tion and R&D of drilling screw, which has built a morden, high standard, scale, variety of profes- sional production line of drill tail screw. All used equipment are imported from Germany, Japan and Taiwan, with an annual output of high quality, multi-variety drill tail screw. The company employed the top domestic technologist, in hexagon-shaping\clipping\thread-rolling\carburize\zinc plated\washer machine\package and other processes, every link strives for perfection and the best.
Product Description
Specification
MATERIAL
HEAD TYPE
SIZE
LENGTH
SURFACE
C1022A
truss head
3.5/4.2
13-50mm
parkerising
MM AND INCH COMPARSION TABLE
size(mm)
size(inch)
size(mm)
size(inch)
size(mm)
size(inch)
size(mm)
size(inch)
3.5*13
#6*1/2
3.5*65
#6*2-1/2
4.2*13
#8*1/2
4.2*102
#8*4
3.5*16
#6*5/8
3.5*75
#6*3
4.2*16
#8*5/8
4.8*51
#10*2
3.5*19
#6*3/4
3.9*20
#7*3/4
4.2*19
#8*3/4
4.8*65
#10*2-1/2
3.5*25
#6*1
3.9*25
#7*1
4.2*25
#8*1
4.8*70
#10*2-3/4
3.5*29
#6*1-1/8
3.9*30
#7*1-1/8
4.2*32
#8*1-1/4
4.8*75
#10*3
3.5*32
#6*1-1/4
3.9*32
#7*1-1/4
4.2*34
#8*1-1/2
4.8*90
#10*3-1/2
3.5*35
#6*1-3/8
3.9*35
#7*1-1/2
4.2*38
#8*1-5/8
4.8*100
#10*4
3.5*38
#6*1-1/2
3.9*38
#7*1-5/8
4.2*40
#8*1-3/4
4.8*115
#10*4-1/2
3.5*41
#6*1-5/8
3.9*40
#7*1-3/4
4.2*51
#8*2
4.8*120
#10*4-3/4
3.5*45
#6*1-3/4
3.9*45
#7*1-7/8
4.2*65
#8*2-1/2
4.8*125
#10*5
3.5*51
#6*2
3.9*51
#7*2
4.2*70
#8*2-3/4
4.8*127
#10*5-1/8
3.5*55
#6*2-1/8
3.9*55
#7*2-1/8
4.2*75
#8*3
4.8*150
#10*6
3.5*57
#6*2-1/4
3.9*65
#7*2-1/2
4.2*90
#8*3-1/2
4.8*152
#10*6-1/8

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