Tube
O.D.
in.
mm

Tube
Thickness

bwg.   in.   mm.

Tube
I.D.

in.      mm.

Minimum I.D.
Tool Enters

in.     mm.

Maximum
Expansion
of Tool
in.     mm.

Expander  with 1.1/2”
(38.10 mm) Long Rollers
Complete     Mandrel    Rollers
Tool No.          No.         Set No.

Expander  with 2.1/4”
(57.15 mm) Long Rollers
Complete  Mandrel   Rollers
Tool No.        No.     Set No.

SQ.

DR.

1.1/8

25.58

 8   .165   ( 4.19)
 9   .148   (3.75)
10   .134   (3.40)

.795  (20.1)
.829  (21.0)
.857  (21.7)

.776  (19.7)
.810  (20.5)
.837  (21.2)

.875  (22.2)
.909  (23.0)
.936  (23.7)

R1253
R1249
R1251

M-63
M-63
M-63

R-20
R-18
R-19

1254
1250
1252

M-63
M-63
M-63

R-20-A
R-18-A
R-19-A

 in

 1/2

mm

12.7

11   .120   (3.04)
12   .109   (2.76)
13   .095   (2.41)

.885  (22.4)
.907  (23.0)
.935  (23.7)

.865  (21.9)
.883  (22.4)
.916  (23.2)

.964  (24.4)
.982  (24.9)
1.015(25.7)

R1255
R1257
R1259

M-63
M-64
M-64

R-21
R-21
R-22

1256
1258
1260

M-63
M-64
M-64

R-21-A
R-21-A
R-22-A

14   .083   (2.10)
15   .072   (1.82)
16   .065   (1.65)

.959  (24.3)
.981  (24.9)
.995  (25.2)

.935  (23.7)
.962  (24.4)
.962  (24.4)

1.044 (26.5)
1.071 (27.2) 1.071 (27.2)

R1261
R1263
R1263

M-65
M-65
M-65

R-23
R-24
R-24

1262
1264
1264

M-65
M-65
M-65

R-23-A
R-24-A
R-24-A

17   .058   (1.47)
18   .049   (1.24)

1.009 (25.6)
1.027 (26.0)

.990  (25.1)
.990  (25.1)

1.099 (27.9)
1.099 (27.9)

R1267
R1267

M-66
M-66

R-26
R-26

1268
1268

M-66
M-66

R-26-A
R-26-A

1.1/4

31.75

 8   .165   ( 4.19)
 9   .148   (3.75)
10   .134   (3.40)

.920  (23.3)
.954  (24.2)
.982  (24.9)

.901  (22.8)
.935  (23.7)
.962  (24.4)

1.010 (25.6)
1.044 (26.5)
1.071 (27.2)

R1265
R1261
R1263

M-65
M-65
M-65

R-25
R-23
R-24

1266
1262
1264

M-65
M-65
M-65

R-25-A
R-25-A
R-25-A

11   .120   (3.04)
12   .109   (2.76)
13   .095   (2.41)

1.010 (25.6)
1.032 (26.2) 1.060 (26.9)

.990  (25.1)
1.013 (25.7) 1.041 (26.4)

1.099 (27.9)
1.122 (28.5) 1.150 (29.2)

R1267
R1269
R1271

M-66
M-66
M-67

R-26
R-27
R-28

1268
1270
1272

M-66
M-66
M-67

R-26-A
R-27-A
R-28-A

14   .083   (2.10)
15   .072   (1.82)
16   .065   (1.65)

1.084 (27.5)
1.106 (28.0) 1.120 (28.4)

1.060 (26.9)
1.087 (27.6)
1.087 (27.6)

1.169 (29.6)
1.196 (30.3) 1.196 (30.3)

R1273
R1275
R1275

M-67
M-67
M-67

R-29
R-30
R-30

1274
1276
1276

M-67
M-67
M-67

R-29-A
R-30-A
R-30-A

17   .058   (1.47)
18   .049   (1.24)

1.134 (28.8)
1.152 (29.2)

1.115 (28.3)
1.115 (28.3)

1.224 (31.0)
1.224 (31.0)

R1279
R1279

M-68
M-68

R-30
R-30

1280
1280

M-68
M-68

R-30-A
R-30-A

1.3/8

34.92

 8   .165   ( 4.19)
 9   .148   (3.75)
10   .134   (3.40)

1.045 (26.5)
1.079 (27.4) 1.107 (28.1)

1.026 (26.0)
1.060 (26.9)
1.087 (27.6)

1.135 (28.8)
1.169 (29.6) 1.196 (30.3)

R1277
R1273
R1275

M-67
M-67
M-67

R-31
R-29
R-30

1278
1274
1276

M-67
M-67
M-67

R-31-A
R-29-A
R-30-A

11   .120   (3.04)
12   .109   (2.76)
13   .095   (2.41)

1.135 (28.8)
1.157 (29.3) 1.185 (30.1)

1.115 (28.3)
1.133 (28.7)
1.160 (29.4)

1.224 (31.0)
1.242 (31.5) 1.275 (32.3)

R1279
R1281
R1283

M-68
M-68
M-69

R-30
R-32
R-33

1280
1282
1284

M-68
M-68
M-69

R-30-A
R-32-A
R-33-A

14   .083   (2.10)
15   .072   (1.82)
16   .065   (1.65)

1.209 (30.7)
1.231 (31.2) 1.245 (31.6)

1.179 (29.9)
1.206 (30.6)
1.206 (30.6)

1.294 (32.8)
1.321 (33.5) 1.321 (33.5)

R1285
R1287
R1287

M-70
M-70
M-70

R-34
R-35
R-35

1286
1288
1288

M-70
M-70
M-70

R-34-A
R-35-A
R-35-A

1.1/2

38.10

 8   .165   ( 4.19)
 9   .148   (3.75)
10   .134   (3.40)

1.170 (29.7)
1.204 (30.5) 1.232 (31.2)

1.145 (29.0)
1.177 (29.9)
1.206 (30.6)

1.260 (32.0)
1.294 (32.8) 1.321 (33.5)

R1289
R1285
R1287

M-69
M-70
M-70

R-34
R-34
R-35

1290
1286
1288

M-69
M-70
M-70

R-34-A
R-34-A
R-35-A

11   .120   (3.04)
12   .109   (2.76)
13   .095   (2.41)

1.260 (32.0)
1.282 (32.5) 1.310 (33.2)

1.235 (31.3)
1.257 (31.9)
1.285 (32.6)

1.350 (34.2)
1.372 (34.8) 1.400 (35.5)

R1291
R1293
R1295

M-70
M-70
M-71

R-36
R-37
R-37

1292
1294
1296

M-70
M-70
M-71

R-36-A
R-37-A
R-37-A

14   .083   (2.10)
15   .072   (1.82)
16   .065   (1.65)

1.334 (33.8)
1.356 (34.4) 1.370 (34.8)

1.285 (32.6)
1.331 (33.8)
1.331 (33.8)

1.400 (35.5)
1.446 (36.7) 1.446 (36.7)

R1295
R1297
R1297

M-71
M-71
M-71

R-37
R-38
R-38

1296
1298
1298

M-71
M-71
M-71

R-37-A
R-38-A
R-38-A

17   .058   (1.47)
18   .049   (1.24)

1.384 (35.1)
1.402 (35.6)

1.331 (33.8)
1.331 (33.8)

1.472 (37.3)
1.472 (37.3)

R1299
R1299

M-72
M-72

R-38
R-38

1300
1300

M-72
M-72

R-38-A
R-38-A

19   .042  (1.06)
20   .035   (0.88)

1.416 (35.9)
1.430 (36.3)

1.331 (33.8)
1.331 (33.8)

1.472 (37.3)
1.472 (37.3)

R1299
R1299

M-72
M-72

R-38
R-38

1300
1300

M-72
M-72

R-38-A
R-38-A