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
|
