Holemaking
STANDARD KNOCKOUT PUNCHES
Standard Round Knockout Punches 0.5" to 5.675"
• Round standard metal punch units are complete units consisting
of punch, die and draw stud.
• Use with battery-powered, hydraulic, ratchet or manual drivers.
• Properly assembled through pilot holes, they will make clean, fast
and accurate holes.
SPECIFICATIONS
Capacity
Application
Hole Sizes
Operation
Ball Bearing
Nut
Mild steel up through 10 gauge (3.5 mm).
Punch mild steel, aluminum, fiberglass and plastic.
Conduit Sizes - Hole size is outside diameter of US conduit sizes.
Example: 1/2" conduit size punch actually makes a 7/8" hole.
Pg Sizes - European standard pipe sizes.
ISO Sizes - International Standards Organization pipe sizes.
Operate with battery-powered, hydraulic, ratchet or manual drivers.
When used with battery-powered, hydraulic, or ratchet drivers buy the
punch and die only; the draw stud is part of the driver kit.
Bushing
Die
Draw Stud
Punch
52
= Replacement Part
= Accessory
Every cut quick and clean
Slug falls free in die.
...Just tip it out.
Standard Round Knockout Punches
Punch Kit-Includes Hole Size Capacity Replacement Replacement
Punch, Die & Draw Stud Conduit & Actual
Mild Steel Weight Replacement Punch Replacement Die Draw Stud Ball Bearing Nut
Cat. No. UPC No. Pipe Size
ø inch
ø mm Pg ISO GA. mm lbs. g Cat. No. UPC No. Cat. No. UPC No. Cat. No. UPC No. Cat. No. UPC No.
730-1/2
730-9/16
21115
730-5/8
35192
730BB-11/16
730EBB-18.6
730BB-3/4
730EBB - 20.4
02408
02433
21115
02409
35192
25340
18886
20667
18887
—
—
—
—
—
—
—
—
—
730BB-13/16
71BB
730BB-15/16
730BB-1
730BB-1-1/16
72BB
36910
730BB-1-1/8
36506
730BB-1-1/4
24476
20668
22563
25341
20670
25342
22564
36910
20671
36506
20673
24476
—
1/2"
—
—
—
3/4"
3/4"
—
—
—
—
—
0.500
0.563
0.598
0.625
0.638
0.688
0.732
0.750
0.803
12.7
14.3
15.2
15.9
16.2
17.5
18.6
19.1
20.4
7
—
9
—
—
—
11
—
13
—
—
—
—
16
—
—
—
20
16
16
14
16
14
14
14
14
14
1.5
1.5
2.0
1.5
2.0
2.0
2.0
2.0
2.0
.1
.1
.3
.2
.3
.3
.3
.3
.3
46
46
137
91
137
137
137
137
137
1760AV
1754AV
21316
1742AV
35193
1752AV
17700
113AV
17697
06996
04230
21316
04223
35193
04228
17700
03998
17697
1759AV
1753AV
32002
1743AV
35162
1751AV
32003
114AV
32004
04235 1675AV 04218
04229 1675AV 04218
32002 00042 00042
04224 1675AV 04218
35162 00042 00042
04227 00042 00042
32003 00042 00042
03999 00042 00042
32004 00042 00042
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
13/16 0.812
7/8 0.885
15/16 0.937
1 1.000
1-1/16 1.063
— 1.115
— 1.115
1-1/8 1.125
1-7/32 1.210
1-1/4 1.250
— 1.280
20.6
22.5
23.8
25.4
27.0
28.3
28.3
28.6
30.5
31.8
32.5
—
16
—
—
—
21
21
—
—
—
—
—
—
—
25
—
—
—
—
—
—
32
14
10
14
14
14
10
14
14
16
16
10
2.0
3.5
2.0
2.0
2.0
3.5
2.0
2.0
1.5
1.5
3.5
.3
.4
.5
.5
.5
.9
.6
.6
.6
.7
1
137
182
227
227
227
409
273
273
273
318
454
1745AV
121AV
1762AV
87AV
1763AV
123AV
36882
91AV
36282
117AV
24459
04226
04006
04238
03986
04240
04008
36882
03990
36282
04002
24459
1744AV
14722
1761AV
35164
1764AV
124AV
32006
92AV
36279
118AV
35168
04225
14722
04237
35164
04242
06972
32006
03991
36279
04003
35168
—
—
1-5/16 1.313 33.4 — — 16 1.5 .7 318 1747AV
00042 00042
00042 00042
00042 00042
00042 00042
00042 00042
249AVBB 04040
00042 00042
00042 00042
00042 00042
00042 00042
249AVBB 04040
—
—
—
—
—
—
—
—
00042 00042
04010 126AV 04011 249AVBB 04040
04734 3206AV 04735 249AVBB 04040
18331 32008 32008 249AVBB 04040
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
06587 1746AV 06586
73BB
22565
1"
— 1.362 34.6 — — 10 3.5 1.1 499 125AV
730BB-1-3/8
730EBB-37
25427
18890
—
—
1-3/8 1.375 34.9 — — 10 3.5 1.1 499 3205AV
— 1.457 37.0 29 — 10 3.5 1 454 18331
730BB-1-1/2 25428
—
1-1/2 1.500 38.1 — — 10 3.5 1.2 545 3207AV 04736 3208AV 07044 249AVBB 04040
24477
730BB-1-5/8
74BB
730BB-1-3/4
24477
25349
22566
25350
730EBB-47 18891
730BB-1-7/8 25351
—
— 1.595 40.5
—
1-5/8 1.625 41.3
1-1/4" 1-11/16 1.701 43.2
—
1-3/4 1.750 44.5
—
—
—
—
—
—
40
—
—
—
10
10
10
10
3.5
3.5
3.5
3.5
1.3
1.4
1.4
1.5
590 24462
636 1794AV
636 127AV
681 1816AV
24462 35159 35159 249AVBB
04251 1793AV 04250 249AVBB
06974 128AV 04013 249AVBB
04257 1815AV 04256 249AVBB
04040
04040
04040
04040
17687 32009 32009 304AVBB 04042
— 1.850 47.0 — — 10 3.5 1.7 772 17687
1-7/8 1.875 47.6 — — 10 3.5 1.9 862 1791AV 04248 1792AV 04249 304AVBB 04042
75BB
22567
730BB-2
20676
—
730BB-2-1/8
730BB-2-1/4
730EBB-60
20678
25360
18892
—
—
—
2-1/8 2.125 54.0 42 —
2-1/4 2.250 57.2 — —
— 2.362 60.0 48 —
76BB
22568
730BB-2-1/2 20679
2"
—
2-3/8 2.416 61.5 — —
2-1/2 2.500 63.5 — 63 10 3.5 3 1361 1758AV 04234 1757AV 04233 304AVBB 04042
= Accessory
2-5/8
2-3/4
—
2-7/8
3
3-1/8
—
3-1/2
3-3/4
4
4-1/2
—
5-5/8
2.625
2.750
2.781
2.914
3.000
3.125
3.228
3.539
3.750
4.044
4.544
4.724
5.675
439AV
06978
440AV 04061 304AVBB 04042
10 3.5 1.9 862 1756AV 04232 35161 35161 304AVBB 04042
10 3.5 2.2 998 1783AV 04245 36173 36173 304AVBB 04042
10 3.5 2.6 1180 437AV 04058 438AV 04059 304AVBB 04042
10 3.5 2.6 1180 17690 17690 32011 32011 304AVBB 04042
10 3.5 3 1361 441AV 04062 442AV 04063 304AVBB 04042
—
—
1433AVBB
1433AVBB
—
1433AVBB
1433AVBB
1433AVBB
1433AVBB
1433AVBB
1433AVBB
3036AVBB
3036AVBB
3036AVBB
3036AVBB
04187
04187
—
04187
04187
04187
04187
04187
04187
04685
04685
04685
04685
*Cat. No. UPC No. Description
3037AV
O4686
Bushing for 3-1/2" (conduit hole size) and larger punches with manual operation
53
66.7
69.9
70.6
74.0
76.2
79.4
82.0
89.9
95.3
102.7
115.4
120.0
144.1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
10
10
10
10
10
10
10
10
10
10
10
10
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
5.1 2314
4.8 2178
3.8 1724
5 2268
6.1 2767
6 2722
6.3 2858
5.9 2677
7.7 3493
10 4536
11.4 5172
13 5897
19 8619
1795AV
1790AV
730101A
1429AV
1821AV
1798AV
18905
1431AV
4640AV
2982AV
2984AV
21489
5135AV
04252
04247
02445
04175
04259
06363
18905
04180
05265
04653
04655
21489
05447
1796AV
1789AV
730100A
1430AV
1820AV
1797AV
18906
1432AV
4641AV
2981AV
2983AV
21491
5136AV
06997
04246
02443
04177
04258
06362
18906
04183
05266
04652
04654
21491
05448
1434AV
1434AV
304AVBB
1434AV
1434AV
1434AV
1434AV
1434AV
1434AV
3026AV
3026AV
3026AV
3026AV
04188
04188
04042
04188
04188
04188
04188
04188
04188
04679
04679
04679
04679
= Replacement Part
21214 —
25361
—
25383
—
19975 2-1/2"
25372
—
25403
—
18635
—
19976
3"
21216
—
19977 3-1/2"
19978
4"
21519
—
19980
5"
2.000 50.8 — 50
908
730PBB-2-5/8
730BB-2-3/4
730MBB
738BB
730BB-3
730TBB
730EBB-82
739BB
730PBB-3-3/4
741BB*
742BB*
730EBB-120*
743BB*
2
2
1-1/2" 1-15/16 1.951 49.6 — — 10 3.5
—
—
—
—
—
—
—
—
—
—
730BB-1-5/16 25344
1/2
9/16
—
5/8
—
11/16
—
3/4
—
Holemaking
PUNCH UNIT REPLACEMENT PARTS
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