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

HW;; 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

HWT

4.632 / 4.617

117.65 / 117.27

3.930 / 3.920

99.82 / 99.57

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

;Conforms to DCDMA Standard.
;;Conforms to CDDA Standard (CSA Standard 253.1 - M1981).

 

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

 

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

3.037 / 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

 

 Wide-Kerf Casing Bits (For use with DCDMA and CDDA Standard Casing)

Size

Outside Set Diameter

Inside Set Diameter

Inch

mm

inch

mm

BW (NQ) 1

2.970 / 2.960

75.44 / 75.19

1.880 / 1.870

47.75 / 47.50

NW (HQ) 2

3.770 / 3.755

95.76 / 95.38

2.505 / 2.495

63.63 / 63.38

HW (PQ) 3

4.815 / 4.795

122.30 / 121.80

3.350 / 3.340

85.09 / 84.84

 

1 The BW(NQ) Casing Bit is supplied with a BW Casing Box thread connection.
2 The NW(HQ) Casing Bit is supplied with a NW Casing Box thread connection.
3 The HW(PQ) Casing Bit is supplied with a HW Casing Box thread connection

 

British Standard BS879 Water Well Casing Shoes

Size

Outside Set Diameter

Inside Set Diameter

Inch

mm

inch

mm

4 Inch

4.635 / 4.615

117.73 / 117.22

3.824 / 3.809

97.13 / 96.75

5 Inch

5.660 / 5.640

143.76 / 143.26

4.833 / 4.813

122.75 / 122.25

6 Inch

6.800 / 6.780

172.72 / 172.21

5.833 / 5.818

148.15 / 147.75

8 Inch

8.835 / 8.815

224.41 / 223.90

7.835 / 7.815

199.01 / 198.50

10 Inch

10.940 / 10.920

277.88 / 277.37

9.825 / 9.805

249.56 / 249.05

 

 

 

 

 

 

 

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