SKC THREAD TOOL MFG. CO.,LTD.
RUNDE SCHNEIDEISEN
HILERAS DE ROSCAR REDONDAS
FILIERES
Gas Pipe Round Adjustable dies
BSPT BSPS NPT NPS
Cutting
Size
Per
inch		 Thread
To in
BSPT
BSPS		 Thread
To in
NPT
NPS		 Outside Diameter and Thickness
1
X
3/8		 1 1/2
X
1/2		 2
X
5/8		 2 1/4
X
3/4		 2 1/2
X
3/4		 3
X
1		 4
X
1 3/16		 5
X
1 3/8
1/16
1/8
1/4
3/8
1/2		 28
28
19
19
14		 27
27
18
18
14		 1
1



 1 1/2
1 1/2
1 1/2
1 1/2
1 1/2

2
2
2



2 1/4
5/8
3/4
7/8
1
1 1/8		 14
14
14
11
11		 14
14
11 1/2
11 1/2
11 1/2		 2
2



 2 1/4
2 1/4
2 1/4
2 1/4
2 1/2
2 1/2
2 1/2
2 1/2

3
3
3


4
4
1 1/4
1 3/8
1 1/2
1 5/8
1 3/4		 11
11
11
11
11		 11 1/2
11 1/2
11 1/2
11 1/2
11 1/2		 2 1/2




 3
3
3
3

 4
4
4
4
4		 5
5
5
5
5
2
2 1/4
2 1/2
2 3/4
3		 11
11
11
11
11		 11 1/2
11 1/2
8
8
8		 4




 5
5
5
3 1/4
3 1/2
3 3/4
4

 11
11
11
11

 8
8
8
8
British Standard Brass Dies
Size inch Thread per inch Outside Diameter inch
1/4
5/16
3/8
7/16
1/2 		26
26
26
26
26		 1
1
1
1
1		 1 1/2
1 1/2
1 1/2
1 1/2
1 1/2



2
9/16
5/8
3/4
7/8
1		 26
26
26
26
26		 1




 1 1/2
1 1/2
1 1/2


 2
2
2
2
2
British Standard Conduit Dies
Size inch Thread per inch Outside Diameter inch
5/8
3/4
1		 18
16
16		 1 5/8
1 5/8
1 5/8		 2 1/4
2 1/4
2 1/4
1 1/4
1 1/2
2		 16
14
14		 2 1/4
3 3/16
3 3/16

Metric Conduit Dies
Size inch Thread per inch Outside Diameter inch
16
20
25		 1.5
1.5
1.5		 1 5/8
1 5/8
1 5/8		 2 1/4
2 1/4
2 1/4
32
40
50		 1.5
1.5
1.5		 2 1/4
2 1/4
2 1/4
3 3/16
3 3/16

Round Adjustable Dies
Inch Size
NC NF NS BSF
Naminal
Diameter
inch		 Thread per inch Outside Diameter and Thickness
(u)NC (u)NF (u)NS BSW BSF 13/13(20)
X
1/4		 1"(25)
X
3/8		 1 5/16(33)
X
7/16		 1 1/2(38)
X
1/2		 2"(50)
X
5/8		 2 1/4(57)
X
3/4		 2 1/2(63)
X
3/4		 2 3/4(70)
X
1		 3"(75)
X
1		 4"(100)
X
1 3/16
1/16
3/32
1/8
5/32
3/16		 60
48
40
32
24		 64
56
44
36
32		 64.72
56
40.44
32.36
24.32		 60
48
40
32
24

44
36
32		 13/16
13/16
13/16
13/16
13/16		 1
1
1
1
1

1 5/16
1 5/16
1 5/16

1 1/2
1 1/2
1 1/2
7/32
1/4
9/32
5/16
3/8		 24
20
20
18
16		 32
28

24
24		 24.32
24.32
28.32
32
32		 24
20
20
18
16
26

22
20		 13/16
13/16



 1
1
1
1
1		 1 5/16
1 5/16
1 5/16
1 5/16
1 5/16		 1 1/2
1 1/2
1 1/2
1 1/2
1 1/2
2
2
2
2
2 1/4
2 1/4
2 1/4
2 1/4
7/16
1/2
9/16
5/8
11/16		 14
13
12
11
11		 20
20
18
18
16		 28
28.32
27
32
11.16		 14
12
12
11
11		 18
16
16
14
14		 1
1



 1 5/16
1 5/16



 1 1/2
1 1/2
1 1/2
1 1/2
1 1/2		 2
2
2
2
2		 2 1/4
2 1/4
2 1/4
2 1/4
2 1/4
2 1/2
2 1/2
2 1/2
2 1/2
3/4
7/8
1
1 1/8
1 1/4		 10
9
8
7
7		 16
14
12
12
12		 32
12.18
14.20
18
18		 10
9
8
7
7		 12
11
10
9
9		 1 1/2




 2
2
2


 2 1/4
2 1/4
2 1/4
2 1/4
2 1/4		 2 1/2
2 1/2
2 1/2
2 1/2
2 1/2		 2 3/4
2 3/4
2 3/4
2 3/4
2 3/4
3
3
3
3


4
4
1 3/8
1 1/2
1 5/8
1 3/4
1 7/8		 6
6
5
5
4 1/2		 12
12



 18
18



 6
6
5
5
4 1/2		 8
8
8
7
7		 2 1/2
2 1/2



 2 3/4
2 3/4
2 3/4


 3
3
3
3
3		 4
4
4
4
4
2
2 1/4
2 1/2
2 3/4
3		 4 1/2
4 1/2
4
4
4		 4 1/2
4
4
3 1/2
3 1/2		 7
6
6
6
5		 3




 4
4
Angle of
Threead		 60° 60° 60° 55° 55° 12(g) 25(g) 80(g) 90(g) 180(g) 320(g) 330(g) 400(g) 600(g) 950(g)
RUNDE SCHNEIDEISEN
HILERAS DE ROSCAR REDONDAS
FILIERES
Round Adjustable Dies Outside Diameter
13/16inch 		Thickness
1/4inch 		 
Machine Screw Sizes / Metric sizes / BA sizes / Sewing Machine sizes
Machine Screw Sizes
Size @ Thread per inch @
No. (u)NC (u)NF (u)NS
0
1
2
3
4
64
56
48
40		 80
72
64
56
48
56


32¥336
5
6
8
10
12
 40
32
32
24
24		 44
40
36
32
28
36
40
30
32
14 20 24 @
Metric Sizes
Size Pitch
Coarse

Pitch
Fine
1.0
1.1
1.2
1.4
1.6		 0.25
0.25
0.25
0.3
0.35

0.2
0.2
0.2
0.2
0.2
1.7
1.8
2.0
2.2
2.3 		0.35
0.35
0.4
0.4/0.45
0.4		 0.2
0.2
0.25
0.25
0.25
2.5
2.6
3.0
3.5
4.0		 0.45
0.45
0.5
0.6
0.7

0.25
0.25
0.35
0.35
0.50

BA Sizes
BA NO.14
BA NO.13
BA NO.12
BA NO.11
BA NO.10
BA NO.9
BA NO.8
BA NO.7
BA NO.6
BA NO.5
BA NO.4
BA NO.3
BA NO.2
BA NO.1
BA NO.0
Sewing Machine Sizes
Nomal Thread
Diameter inch per inch
SM1/16
SM5/64
SM3/32
SM3/32
SM1/8 		80
64
100
56
48
SM1/8
SM9/64
SM11/64
SM11/64
SM11/64		 44
40
40
40
32
SM3/16
SM3/16
SM3/16
SM3/16
SM13/64

40
32
28
24
32

SM7/32
SM15/64
SM1/4
SM1/4
SM1/4		 32
28
40
28
24
TYPE-A
SOLID ROUND DIES
TYPE-B
V-NOTCH ROUND DIES
TYPE-A
ADJUSTABLE ROUD SPILIT DIES
INGREDIENT SPECIFICATION
Chemical Compasition
Elements
Type of Steel		 C
%x100		 Si
%x100		 Mn
%x100 		P
%x1000 		S
%x1000 		Cu
%x100 		Ni
%x100 		Cr
%x100		 Mo
%x100 		W
%x100 		V
%x100
SKH2 70~85 MAX 40 MAX 40 MAX 30 MAX 30 380~450 1700~1900 80~120
SKH9 80~90 MAX 40 MAX 40 MAX 30 MAX 30 380~450 450~550 550~670 160~220
SKS11 120~130 MAX 35 MAX 50 MAX 30 MAX 30 20~50 300~400 10~30
SKS2 100~110 MAX 35 MAX 80 MAX 30 MAX 30 50~100 100~150
GSS2 97 MAX18 MAX 97 MAX 24 MAX 17 9 48 21
ALLOY 0.95~1.10 MAX 35 MAX 90 MAX 27 MAX 20 13~165
JIS(Japanese Industrial Standard) SKH2 SKH9 SKS11 SKS2 SK3
ASTM(American Society for Testing and Material) T1 M2 F2 W1-10
AISI(American Iron and Steel Institute)
BS(Blitish Standard) BT1 BM2 BW1B
DIN(Deutsche Industrie Normen)
VDEh(Verein Deutscher Eisenhuttenleute) S6-5-2 105WCr6 C105W1
COPYRIGHT(C) 2001, SKC THREAD TOOL MFG. CO.,LTD.ALL RIGHTS RESERVED.