E-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

EWG

1.475/1.465

37.46/37.21

0.850/0.840

21.59/2134

EWT

1.475/1.465

37.46/37.21

0.910/0.900

23.11/22.86

A-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

AQ

1.880/1.870

47.75/47.50

1.067/1.567

27.10/26.85

AQ-RSG

1.895/1.885

48.13/47.88

1.067/1.057

27.10/26.85

ATW

1.880/1.870

47.75/47.50

1.190/1.80

30.22/29.97

AQTK

1.880/1.870

47.75/47.50

1.206/1.196

30.63/30.38

B-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

BQ

2.350/2.340

59.69/59.44

1.438/1.428

36.52/36.27

BQ-RSG

2.365/2.355

60.07/59.82

1.438/1.428

36.52/36.27

BQ-2.400

2.405/2.395

61.09/60.38

1.438/1.428

36.52/36.27

BQ3

2.350/2.340

59.69/59.44

1.325/1.315

33.65/33.40

BQTK

2.350/2.340

59.69/59.44

1.606/1.596

40.79/40.54

BWM

2.350/2.340

59.69/59.44

1.660/1.650

42.16/41.91

TBW

2.350/2.340

59.69/59.44

1.785/1.775

45.34/45.09

N-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

NQ

2.970/2.960

75.44/75.19

1.880/1.870

47.75/47.50

NQ-RSG

2.985/2.975

75.82/75.57

1.880/1.870

47.75/47.50

NQ-3.032

3.037/3.027

77.14/76.89

1.880/1.870

47.75/47.50

NQ2

2.970/2.960

75.44/75.19

2.000/1.990

50.80/50.55

NQ2-RSG

2.985/2.975

75.82/75.57

2.000/1.990

50.80/50.55

NQ2-3.032

3.037/3.027

77.14/76.89

2.000/1.990

50.80/50.55

NQ3-(NQTT)

2.970/2.960

75.44/75.19

1.870/1.770

45.21/44.96

NQ3-RSG

2.985/2.975

75.82/75.57

1.870/1.770

45.21/44.96

NQ3-3.032

3.037/3.027

77.14/76.89

1.780/1.770

45.21/44.96

NWG,NWM,NX

2.970/2.960

75.44/75.19

2.160/2.150

54.86/54.61

TNW

2.970/2.960

75.44/75.19

2.394/2.384

60.80/60.55

H-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

HQ

3.770/3.755

95.76/95.38

2.505/2.495

63.63/63.38

HQ-RSG

3.790/3.755

96.27/95.89

2.505/2.495

63.63/63.38

HQ-3.830

3.840/3.825

97.54/97.16

2.505/2.495

63.63/63.38

HQ-3.895

3.897/3.882

98.98/98.60

2.505/2.495

63.63/63.38

HQ3 (HQTT)

3.770/3.755

95.76/95.38

2.411/2.401

61.24/60.99

HQ3-RSG

3.790/3.775

96.27/95.89

2.411/2.401

61.24/60.99

HQ3-3.830

3.840/3.825

97.54/97.16

2.411/2.401

61.24/60.99

HQ3-3.895

3.897/3.882

98.98/98.60

2.411/2.401

61.24/60.99

HWG

3.897/3.882

98.98/98.60

3.500/2.995

76.33/76.08

HWF (Long type)

3.912/3.897

99.36/98.98

3.005/2.995

76.33/76.08

P-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

PQ

4.815/4.795

122.30/121.80

3.350/3.340

85.09/84.84

PQ3

4.815/4.795

122.30/121.80

3.275/3.265

83.18/82/93

PWF (Short Type)

4.735/4.715

120.27/119.76

3.635/3.620

92.33/91.95

PWF (Long Type)

4.755/4.740

120.78/120.40

3.635/3.620

92.33/91.95

S-Gauge Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

SWF (Short Type)

5.735/5.715

145.67/145.16

4.447/4.432

112.95/112.57

SWF (Long Type)

5.775/5.740

146.18/145.80

4.447/4.432

112.95/112.57

SWF Coreline (Long Type)

5.755/5.740

146.18/145.80

4.220/4.205

107.19/106.81

"T" , "TT" and "T2" Type Metric Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

T2-76

2.997/2.987

76.12/75.87

2.434/2.424

61.82/61.57

T2-86

3.391/3.381

86.13/85.88

2.828/2.818

71.83/71.58

T2-101

3.981/3.971

101.12/100.87

3.300/3.290

83.82/83.57

"T6" Type Metric Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

T6-116

4.575/4.560

116.20/115.82

3.667/3.657

93.14/92.89

T6-131

5.165/5.150

131.19/130.81

4.257/4.247

108.13/107.88

T6-146

5.755/5.740

146.18/145.80

4.847/4.837

123.11/122.86

"B" Type (ISO 3552-1) Metric Core Bits

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

B36

1.422/1.412

36.12/35.87

0.857/0.849

21.82/21.57

B46

1.818/1.808

46.18/45.92

1.253/1.243

31.82/31.57

B56

2.210/2.200

56.13/55.88

1.647/1.637

41.83/41.58

B66

2.603/2.593

66.12/65.87

2.040/2.030

51.81/51.56

B76

2.997/2.987

76.12/75.87

2.434/2.424

61.82/61.57

B86

3.391/3.381

86.13/85.88

2.828/2.818

71.83/71.58

B101

3.981/3.971

101.12/100.87

3.418/3.408

86.82/86.57

B116

4.575/4.560

116.20/115.82

4.009/3.999

101.83/101.58

B131

5.165/5.150

131.19/130.81

4.599/4.589

116.82/116.57

B146

5.755/5.740

146.18/145.80

5.190/5.180

131.82/131.57

E-Gauge Reaming shells

Size

Set Diameter

inch

mm

EWG,EWM,EWT

1.490/1.480

37.85/37.59

A-Gauge Reaming shells

Size

Set Diameter

inch

mm

AQ,AQTK,AWG,AWM,AWT

1.895/1.885

48.13/47.88

B-Gauge Reaming shells

Size

Set Diameter

inch

mm

BQ,BQTK,BWG,BWM,BWT,TBW

2.365/2.355

60.07/59.82

B-Gauge Oversize Reaming shells

Size

Set Diameter

inch

mm

BQ(2.400), BQTK(2.400)

2.405/2.395

61.09/60.83

N-Gauge Reaming shells

Size

Set Diameter

inch

mm

NQ, NWM,NX,NMLC,TNW

2.985/2.975

75.82/75.57

N-Gauge Oversize Reaming shells

Size

Set Diameter

inch

mm

NQ(3.032)

3.037/3.027

77.14/76.89

H-Gauge Reaming shells

Size

Set Diameter

inch

mm

HQ

3.790/3.775

96.27/95.89

HWF,HWG,HWT

3.912/3.902

99.36/99.11

H-Gauge Oversize Reaming shells

Size

Set Diameter

inch

mm

HQ(3.830)

3.840/3.825

97.54/97.16

P-Gauge Reaming shells

Size

Set Diameter

inch

mm

PQ

4.835/4.820

122.81/122.43

B(ISO 3552-1),T,TT,T2,T6 and WL-Type Metric Reaming Shells

Size

Set Diameter

inch

mm

B36

1.433/1.425

36.40/36.20

B46

1.827/1.819

46.40/46.20

B56

2.220/2.212

56.40/56.20

B66

2.614/2.604

66.40/66.14

B76,T2-76

3.012/3.000

76.50/76.20

B86,T2-86

3.406/3.394

86.50/86.20

B101,T2-101

3.996/3.984

101.50/101.20

B116,T6-116

4.590/4.575

116.60/116.20

B131,T6-131

5.180/5.165

131.57/131.19

B146-T6-146

5.772/5.757

146.60/146.22

Standard Casing Shoes

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

RW*

1.475/1.465

37.46/37.21

1.188/1.183

30.18/30.05

EW*

1.880/1.870

47.75/47.50

1.497/1.492

38.02/37.90

AW*

2.350/2.340

59.69/59.44

1.902/1.897

48.31/48.18

BW

2.970/2.960

75.44/75.19

2.377/2.367

60.38/60.12

NW*

3.620/3.610

91.95/91.70

2.997/2.987

76.12/75.87

NW**CDDA

4.632/4.617

117.65/117.27

3.930/3.920

99.82/99.57

HW*DCDMA

4.632/4.617

117.65/117.27

3.980/3.970

101.09/100.84

PW**

5.660/5.640

143.76/143.26

4.865/4.850

123.57/123.19

PWT

5.660/5.640

143.76/143.26

4.865/4.850

123.57/123.19

SW*

6.800/6.780

172.72/172.21

5.948/5.933

151.08/150.70

UW*

7.815/7.785

198.50/197.74

6.916/6.896

175.67/175.16

ZW

8.825/8.795

224.15/223.40

7.987/7.967

202.87/202.36

Metric Casing Shoes

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

46mm

1.818/1.808

46.18/45.92

1.462/1.452

37.13/36.88

56mm

2.210/2.200

56.13/55.88

1.855/1.845

47.12/46.87

66mm

2.603/2.593

66.12/65.87

2.249/2.239

57.12/56.87

76mm

2.997/2.987

76.12/75.87

2.643/2.633

67.13/66.88

86mm

3.391/3.381

86.13/85.88

3.307/3.027

75.14/76.89

101mm

3.985/3.970

101.22/100.84

3.460/3.445

87.88/87.50

116mm

4.575/4.560

116.20/115.82

4.063/4.048

103.20/102.82

131mm

5.165/5.150

131.19/130.81

4.700/4.685

119.38/119.00

146mm

5.755/5.740

146.18/145.80

5.244/5.229

133.20/132.81

Standard Casing Bits(For use with DCDMA and CDDA Standard Casing

Size

Outside Set Diameter

Inside Set Diameter

inch

mm

inch

mm

BW

2.970/2.960

75.44/75.19

2.220/2.210

56.39/56.13

NW

3.620/3.610

91.95/91.70

2.845/2.835

72.26/72.00

HW

4.632/4.617

117.65/117.27

3.782/3.772

96.06/95.81