HangZhou Dongdi Imp & Exp. Co.,Ltd

Number

Outer Diameter(D)

Core thick
-ness
L

Hole diameter
d

Tooth
T

Inches

Metric
(mm)

DH424

4＂

100

1.0

12.7

24T

DH42524

41/4＂

110

1.2

20

24T

DH42530

41/4＂

110

1.2

20

30T

DH524

5＂

125

1.2

20

24T

DH530

5＂

125

1.2

20

30T

DH5524

51/2＂

140

1.3

20

24T

DH5530

51/2＂

140

1.3

20

30T

DH624

6＂

150

1.3

20

24T

DH630

6＂

150

1.3

20

30T

DH62524

61/4＂

160

1.3

20

24T

DH62540

61/4＂

160

1.3

20

40T

DH740

7＂

180

1.5

25.4

40T

DH760

7＂

180

1.5

25.4

60T

DH72524

71/4＂

185

1.5

25.4

24T

DH72540

71/4＂

185

1.5

25.4

40T

DH7540

71/2＂

190

1.5

25.4

40T

DH7560

71/2＂

190

1.5

25.4

60T

DH840

8＂

200

1.6

25.4

40T

DH860

8＂

200

1.6

25.4

60T

Number

Outer Diameter(D)

Core thick
-ness
L

Hole diameter
d

Tooth
T

Inches

Metric
(mm)

DH82540

81/4＂

210

1.6

25.4

40T

DH82560

81/4＂

210

1.6

25.4

60T

DH940

9＂

230

1.7

25.4

40T

DH960

9＂

230

1.7

25.4

60T

DH1040

10＂

250

1.8

25.4

40T

DH1060

10＂

250

1.8

25.4

60T

DH1080

10＂

250

1.8

25.4

80T

DH1280

12＂

300

2.0

30

80T

DH12100

12＂

300

2.0

30

100T

DH13100

13＂

330

2.2

30

100T

DH1480

14＂

350

2.2

30

80T

DH14100

14＂

350

2.2

30

100T

DH1680

16＂

400

2.2

30

80T

DH16120

16＂

400

2.2

30

120T

DH16140

16＂

400

2.2

30

140T

DH1880

18＂

450

3.0

30

80T

DH18140

18＂

450

3.0

30

140T

DH2080

20＂

500

3.0

30

80T

DH20100

20＂

500

3.0

30

100T

DH20120

20＂

500

3.0

30

120T