No.

Std.

Item

OD(mm)（mm）

Grade

1

CHD76

reamer

77.7

B    C

2

CHD98

reamer

98.5

B    C

No.

Std.

Item

OD(mm)

Grade

TW Series

1

ATW

reamer

48.0

C

2

BTW

reamer

59.9

C   D

3

NTW

reamer

75.7

C   D

QV Series

1

NQV

reamer

76.8

C   D

2

HQV

reamer

95.5

C   D

No.

Std.

Item

OD(mm)）

Grade

1

AQ

reamer

48.0

B

2

BQ-0.5

reamer

59.5

B   C

3

BQ

reamer

59.9

B   C   D

4

NQ

reamer

75.7

B   C   D

4

NQ+2

reamer

77.7

B   C

5

HQ

reamer

96.1

B   C   D

6

HQ+2

reamer

98.5

B   C

7

PQ

reamer

122.6

B   C   D

8

SQ

reamer

148.1

B   C   D

No.

Std.

Item

OD(mm)

Grade

JS Series

1

JS76

reamer

75.7

B    C

2

JS95

reamer

95.5

B    C

XJS Series

1

XJS56

reamer

57.5

B    C

2

XJS75

reamer

77.7

B    C

3

XJS122

reamer

122.6

B    C