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SLOTTED COUNTERSUNK HEAD SCREWS สกรูหัวผ่าแบน เทเปอร์
Standard: DIN 963;ISO 2009;B.S. 4183; IFI I-6; GB 68
Material: Steel Brass stainless steel
 
DIN 963
SLOTTED COUNTERSUNK HEAD SCREWS
Thread Size: M3-M10 Length(L):6-100mm
 
Thread
Size
dk
k
L
Type A
Type B
M3
 
5.6
1.65
6-22
25-30
M3.5
6.5
1.93
6-22
25-35
M4
7.5
2.2
8-25
28-40
M5
9.2
2.5
8-28
30-50
M6
11.0
3.0
10-35
40-60
M8
14.5
4.0
14-40
45-80
M10
18.0
5.0
18-45
50-100

 

 

IFI I-6(F-8)
SLOTTED FLAT COUNTERSUNK HEAD MACHINE SCREWS
Thread: Size:5-12,1/4-1/2in Length(L):1/4-4in

Thread
Size
dk
k
L
5
0.252
0.075
1/4-1
6
0.279
0.083
1/4-2
8
0.332
0.100
5/16-2 1/2
10
0.385
0.116
3/8-2 1/2
12
0.138
0.132
1/2-4
1/4
0.507
0.153
1/2-4
5/16
0.635
0.191
5/8-4
3/8
0.762
0.230
3/4-4
7/16
0.812
0.223
3/4-4
1/2
0.875
0.223
3/4-4

 

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