Broaching Needs

 

Mason Mechanical Labs, is a proud dealer of duMONT Broaches and accessories. duMONT has been designing and manufacturing broaches since 1945, and know throughout the world for quality, durability and engineering detail. duMONT can cover whatever your broaching needs may require, through normal broaching styles to specially designed broaches to meet your specification. Quality assured through their ISO 9002 certicfication in meeting these exacting standards.

Call Mason Mechanical Labs at:

1-800-925-1838

 

We Offer The Following duMONT Broaches

Broach Sets
Keyway Broaches
Production Broaches
Keyseating Broaches
Square Broaches
Hexagon broaches
Round Broaches
Pull Type Broaches
Special Broaches

 

Broach Sets

Applications:

  • Short Run Production
  • General Maintenance

All Broach Sets are furnished in varnished wood boxes, and come complete with precision broaches, clotted bushing and necessary shims.

 

* TiN Coating available

Availability
Set #
Inch/Metric
# Broaches / # Bushings
Keyway Combinations
Keyway Size
Broach Style
Bushing Dia. (bore sizes)
00
Inch
3/5
15
1/16, 3/32, 1/8
A
1/4, 5/16, 3/8, 7/16, 1/2
10
Inch
4/9
18

1/8, 3/16

1/4, 3/8

B

C

1/2, 5/8, 3/4, 7/8

1, 1-1/8, 1-1/4, 1-3/8, 1-1/2

10A
Inch
4/9
18

1/8, 3/16

1/4, 3/8

B

C

9/16, 11/16, 13/16

15/16, 1-1/16, 1-3/16, 1-5/16, 1-7/16, 1-9/16

10-10A
Inch
4/18
36

1/8

3/16

1/4

3/8

B

B

C

C

1/2, 9/16, 5/8, 11,16

3/4, 13/16, 7/8

15/16, 1, 1-1/16, 1-1/8, 1-3/16

1-1/4, 1-5/16, 1-3/8, 1-7/16, 1-1/2, 1-9/16

20
Inch
5/18
47

1/8

3/16

1/4

5/16

3/8

B

B

C

C

C

1/2, 9/16, 5/8, 11/16

3/4, 13/16, 7/8

15/16, 1, 1-1/16, 1-1/8, 1-3/16

1-1/4, 1-5/16, 1-3/8

1-7/16, 1-1/2, 1-9/16

40A
Inch
4/8
32

5/16, 3/8

7/16, 1/2

D

D

1-1/2, 1-5/8, 1-3/4, 1-7/8

2, 2-1/8, 2-1/4, 2-1/2

40
Inch
4/8
32

5/16, 3/8

7/16, 1/2

D

D

1-7/16, 1-9/16, 1-11/16, 1-13/16

1-15/16, 2-3/16, 2-7/16, 2-15,16

40-1/2A
Inch
2/6
12

5/8

3/4

E

E

2-3/8, 2-1/2, 2-5/8

2-3/4, 2-7/8, 3

40-1/2
Inch
2/6
12

5/8

3/4

E

E

2-5/16, 2-7/16, 2-9/16

2-11/16, 2-13/16, 2-15,16

50
Inch
3/17
29

1/2

5/8

3/4

D

E

E

2, 2-1/16, 2-1/8, 2-3/16, 2-1/4

2-5/16, 2-3/8, 2-7/16, 2-1/2, 2-9/16, 2-5/8

2-11/16, 2-3/4, 2-13/16, 2-7/8, 2-15,16, 3

100
Inch
9/44
102

1/8

3/16

1/4

5/16

3/8

7/16

1/2

5/8

3/4

B

B

C

C

D

D

D

E

E

1/2, 9/16

5/8, 11/16, 3/4, 13/16, 7/8

15/16, 1, 1-1/16, 1-1/8, 1-3/16, 1-1/4

1-5/16, 1-3/8, 1-7/16, 1-1/2, 1-9/16

1-7/16, 1-1/2, 1-9/16, 1-5/8, 1-11/16

1-3/4, 1-13/16, 1-7/8, 1-15/16, 2

2-1/16, 2-1/8, 2-3/16, 2-1/4

2-5/16, 2-3/8, 2-7/16, 2-1/2, 2-9/16, 2-5/8

2-11/16, 2-3/4, 2-13/16, 2-7/8, 2-15/16, 3

60
Metric
2/3
6

2mm

3mm

A

A

6, 8, 10
70
Metric
4/13
26

4mm

5mm

6mm

8mm

B-1

B-1

C-1

C-1

12, 14

15, 16

18, 19, 20, 22

24, 25, 26, 28, 30

80
Metric
3/12
36

10mm

12mm

14mm

D-1

D-1

D-1

32, 34, 35, 36

38, 40, 42, 44

45, 46, 48, 50

90
Metric
2/8
16

16mm

18mm

E-1

E-1

52, 54, 55, 56

58, 60, 62, 65

Keyway Broaches

Applications:

  • Short Run Production
  • General Maintenance

All required shims are provided.

* TiN Coating available

Availability
Inch Sizes
Part #
Size
Tolerances
Dimensions
Tooth Pitch
No. Teeth
Max. Cut Length
22201
1/16-A
0.0625-0.0635
1/8 x 5
3/16
18
1-1/8
22202
3/32-A
0.0938-0.0948
1/8 x 5
3/16
18
1-1/8
22203
1/8-A
0.1252-0.1262
1/8 x 5
3/16
18
1-1/8
22204
3/32-B
0.0938-0.0948
3/16 x 6-3/4
9/32
16
1-11/16
22205
1/8-B
0.1252-0.1262
3/16 x 6-3/4
9/32
16
1-11/16
22206
5/32-B
0.1564-0.1574
3/16 x 6-3/4
9/32
16
1-11/16
22207
3/16-B
0.1877-0.1887
3/16 x 6-3/4
9/32
16
1-11/16
22208
3/16-C
0.1877-0.1887
3/8 x 11-3/4
3/8
22
2-1/2
22209
1/4-C
0.2502-0.2512
3/8 x 11-3/4
3/8
22
2-1/2
22210
5/16-C
0.3127-0.3137
3/8 x 11-3/4
3/8
22
2-1/2
22211
3/8-C
0.3755-0.3765
3/8 x 11-3/4
3/8
22
2-1/2
22212
5/16-D
0.3127-0.3137
9/16 x 13-7/8
5/8
17
6
22213
3/8-D
0.3755-0.3765
9/16 x 13-7/8
5/8
17
6
22214
7/16-D
0.4380-0.4390
9/16 x 13-7/8
5/8
17
6
22215
1/2-D
0.5006-0.5016
9/16 x 13-7/8
5/8
17
6
22216
5/8-E
0.6260-0.6270
3/4 x 15-1/2
5/8
20
6
22217
3/4-E
0.7515-0.7525
3/4 x 15-1/2
5/8
20
6
22218
7/8-F
0.8765-0.8775
1 x 20-1/4
5/8
26
6
22219
1-F
1.0015-1.0025
1 x 20-1/4
5/8
26
6
10171
1-1/8
1.1265-1.1275
1-1/8 x 20-1/4
5/8
26
6
10172
1-1/4
1.2520-1.2530
1-1/4 x 20-1/4
3/4
22
8
10173
1-3/8
1.3770-1.3780
1-3/8 x 20-1/4
3/4
22
8
10174
1-1/2
1.5020-1.5030
1-1/2 x 20-1/4
3/4
22
8
Metric Sizes
Part #
Size
Tolerances
Dimensions
Std MM Keys
Tooth Pitch
No. Teeth
Max. Cut Length
44401
2-A
0.0782-0.0791
1/8 x 5
2x2
3/16
18
1-1/8
44402
3-A
0.1176-0.1185
1/8 x 5
3x3
3/16
18
1-1/8
44403
4-B-1
0.15692-0.1579
1/4 x 6-3/4
4x4
9/32
16
1-11/16
44404
5-B-1
0.1963-0.1972
1/4 x 6-3/4
5x5
9/32
16
1-11/16
44405
5-C
0.1963-0.1972
3/8 x 11-3/4
5x5
3/8
22
2-1/2
44406
6-C-1
0.2356-0.2366
3/8 x 11-3/4
6x6
3/8
22
2-1/2
44407
8-C-1
0.3143-0.3155
3/8 x 11-3/4
8x7
3/8
22
2-1/2
44408
10-D-1
0.3930-0.3942
9/16 x 13-7/8
10x8
5/8
17
6
44409
12-D-1
0.4716-0.4730
9/16 x 13-7/8
12x8
5/8
17
6
44410
14-D-1
0.5503-0.5517
9/16 x 13-7/8
14x9
5/8
17
6
44411
16-E-1
0.6290-0.6304
3/4 x 15-1/2
16x10
5/8
20
6
44412
18-E-1
0.7078-0.7092
3/4 x 15-1/2
18x11
5/8
20
6
44413
20-F-1
0.7864-0.7880
1 x 20-1/4
20x12
5/8
26
6
44414
22-F-1
0.8651-0.8667
1 x 20-1/4
22x14
5/8
26
6
44415
24-F
0.9439-0.9455
1 x 20-1/4
24x14
5/8
26
6
44494
25-F-1
0.9832-0.9848
1 x 20-1/4
25x14
5/8
26
6

Production and One-Pass Broaches

Applications:

  • High Speed Operation
  • Accurate Long Run Production

Production Keyway Broaches are designed for large production runs of identical keyways with identical bores. No shims or bushings required.

* TiN Coating available

Availability
Production Keyway
Part #
Keyway Width
Body Dia.
Broach Dia w/key
Broach Length
Tooth Pitch
Max. Cut length
55520
1/16
3/16
0.224
5-5/8
3/16
1
55521
1/16
1/4
0.287
6-3/16
3/16
1
55522
1/8
3/8
0.437
8-1/2
1/4
1-1/4
55523
1/8
1/2
0.565
11-3/4
3/8
2-1/2
55524
1/8
9/16
0.630
11-3/4
3/8
2-1/2
55525
1/8
5/8
0.693
11-3/4
3/8
2-1/2
55526
3/16
5/8
0.716
14-3/4
3/8
2-1/2
55528
3/16
3/4
0.844
14-3/4
3/8
2-1/2
55530
3/16
7/8
0.970
14-3/4
3/8
2-1/2
55532
1/4
1
1.121
18
3/8
2-1/2
One-Pass Keyway
Part #
Keyway Width
Broach Dimensions
Tooth Pitch
Max. Cut Length
55501
1/8-C
3/8 x 14-1/8
9/32
2
55502
5/32-C
3/8 x 14-1/8
9/32
2
55503
3/16-C
3/8 x 17
9/32
2
55504
1/4-C
3/8 x 17
9/32
2
55505
5/16-C
3/8 x 18-1/2
9/32
2
55506
3/8-C
3/8 x 18-1/2
9/32
2

Keyseating Broaches

Applications:

  • For Davis Models 4, 5, 15 or similar keyseating machines

Feature superior tooth design and are ground to precision keyway tolerances. Sizes for cutting the most common keyway widths are available.

* TiN Coating available

Specifications
American Standard
Metric Standard (ISO)
Part #
Size
Length
Tooth Height
Tooth Pitch
Part #
Size
Length
Tooth Height
Tooth Pitch
55550
1/16*
16
3/8
3/8
55570
2mm*
16
3/8
3/8
55551
3/32*
16
3/8
3/8
55571
3mm*
16
7/16
3/8
55552
1/8*
16
7/16
3/8
55572
4mm
16
1/2
3/8
55553
5/32
16
1/2
3/8
55573
5mm
16
9/16
3/8
55554
3/16
16
9/16
3/8
55574
6mm
16
3/4
3/8
55555
1/4
16
3/4
3/8
55575
6mm
20
3/4
3/8
55556
1/4
20
3/4
3/8
55576
7mm
16
7/8
17/32
55557
5/16
16
7/8
17/32
55577
7mm
20
7/8
17/32
55558
5/16
20
7/8
17/32
55578
8mm
16
7/8
17/32
55559
3/8
16
7/8
17/32
55579
8mm
20
7/8
17/32
55560
3/8
20
7/8
17/32
55580
9mm
16
7/8
17/32
55561
7/16
20
1
17/32
55581
9mm
20
7/8
17/32
55562
1/2
20
1
17/32
55582
10mm
20
7/8
17/32
55563
9/16
20
1
17/32
55583
11mm
20
1
17/32
55564
5/8
20
1
17/32
55584
12mm
20
1
17/32
55565
3/4
20
1
17/32
55585
13mm
20
1
17/32
55566
7/8
20
1
17/32
55586
14mm
20
1
17/32
55567
1
20
1
17/32
55587
15mm
20
1
17/32
* Reinforced body width 3/16 inches thick.
55588
16mm
20
1
17/32
55589
17mm
20
1
17/32
55590
18mm
20
1
17/32
55591
19mm
20
1
17/32
55592
20mm
20
1
17/32
55593
22mm
20
1
17/32
55594
24mm
20
1
17/32
55595
25mm
20
1
17/32

Square Push Broaches

Applications:

  • Drives jigs, fixtures and other square broaching operations

Full Square Broaches, which leave no radius in the flats of the broached piece are also available. The pilot diameter will equal the finished square size. Please specify "Full Square" if this is the style of broaching you need, when checking on broach sizing and availability.

* TiN Coating available

Availability
Inch Sizes
Part #
Square Size
Tolerances
Length
Pilot Dia.
Drill Size
Tooth Pitch
Max. Cut Length
66601
1/8
0.1255-0.1265
4-1/8
0.1285
No. 30
1/8
1/2
66602
5/32
0.1565-0.1575
5-1/8
0.1590
No. 21
5/32
1/2
66603
3/16
0.1880-0.1890
5-9/16
0.1935
No. 10
5/32
5/8
66604
7/32
0.2190-0.2200
6-3/8
0.2280
No. 1
3/16
3/4
66605
1/4
0.2505-0.2515
6-1/2
0.2656
17/64
3/16
3/4
66606
9/32
0.2815-0.2825
7-3/4
0.2969
19/64
7/32
1
66607
5/16
0.3130-0.3140
7-7/8
0.3281
21/64
7/32
1
66608
11/32
0.3440-0.3450
9-3/8
0.3594
23/64
1/4
1-1/4
66609
3/8
0.3755-0.3765
9-3/8
0.3906
25/64
1/4
1-1/4
66610
13/32
0.4065-0.4075
10-5/8
0.4219
27/64
9/32
1-3/8
66611
7/16
0.4380-0.4390
10-7/8
0.4531
29/64
5/16
1-3/8
66612
15/32
0.4690-0.4700
12
0.5000
1/2
5/16
1-3/8
66613
1/2
0.5005-0.5015
12
0.5312
17/32
5/16
1-3/8
66614
9/16
0.5630-0.5640
14-3/4
0.5938
19/32
3/8
1-1/2
66615
5/8
0.6260-0.6270
16-5/16
0.6562
21/32
7/16
1-5/8
66616
11/16
0.6885-0.6895
17-3/4
0.7500
3/4
7/16
1-5/8
66617
3/4
0.7510-0.7520
17-3/4
0.8125
13/16
7/16
1-5/8
66618
7/8
0.8765-0.8775
22-3/4
0.9375
15/16
7/16
2
66619
1
1.002-1.0030
24-1/8
1.0938
1-3/32
7/16
2
Metric Sizes
Part #
Square Size
Tolerances
Length
Pilot Dia.
Drill Size
Tooth Pitch
Max. Cut Length
66630
4mm
0.1575-0.1580
5-1/8
0.1614
4,1
5/32
1/2
66631
5mm
0.1968-0.1973
6-1/2
0.2047
5,2
5/32
1/2
66632
6mm
0.2362-0.2370
6-11/16
0.2519
6,4
3/16
3/4
66633
7mm
0.2756-0.2765
7-3/4
0.2913
7,4
7/32
1
66634
8mm
0.3150-0.3158
7-7/8
0.3307
8,4
7/32
1
66635
10mm
0.3937-0.3945
10-1/4
0.4094
10,4
1/4
1-1/4
66636
12mm
0.4724-0.4732
12
0.5039
12,8
5/16
1-3/8
66637
14mm
0.5512-0.5520
14-3/4
0.5826
14,8
3/8
1-1/2
66638
16mm
0.6302-0.6310
16-5/16
0.6614
16,8
7/16
1-5/8

Hexagon Broaches

Applications:

  • Drives jigs, fixtures and other hexagonal broaching operations.

* TiN Coating available

Availability
Inch Sizes
Part #
Hex Size
Tolerances
Length
Pilot Dia.
Drill Size
Tooth Pitch
Max. Cut Length
77701
1/8
0.1255-0.1265
4-1/8
1/8
1/8
1/8
3/8
77702
5/32
0.1565-0.1575
4-15/16
5/32
5/32
1/8
1/2
77703
3/16
0.1880-0.1890
5-1/16
3/16
3/16
5/32
5/8
77704
7/32
0.2190-0.2200
5-3/8
7/32
7/32
5/32
3/4
77705
1/4
0.2505-0.2515
6
1/4
1/4
3/16
3/4
77706
9/32
0.2815-0.2825
7-1/4
9/32
9/32
3/16
1
77707
5/16
0.3130-0.3140
7-3/4
5/16
5/16
7/32
1
77708
11/32
0.3440-0.3450
7-3/4
11/32
11/32
7/32
1-1/4
77709
3/8
0.3755-0.3765
8-1/2
3/8
3/8
7/32
1-1/4
77710
13/32
0.4065-0.4075
9-5/8
13/32
13/32
1/4
1-3/8
77711
7/16
0.4380-0.4390
10-1/2
7/16
7/16
1/4
1-3/8
77712
15/32
0.4690-0.4700
11-7/8
15/32
15/32
9/32
1-3/8
77713
1/2
0.5005-0.5015
11-7/8
1/2
1/2
9/32
1-3/8
77714
9/16
0.5630-0.5640
13-3/4
9/16
9/16
5/16
1-5/8
77715
5/8
0.6260-0.6270
16-1/4
5/8
5/8
3/8
2
77716
11/16
0.6885-0.6895
16-3/4
11/16
11/16
3/8
2
77717
3/4
0.7510-0.7520
17-1/4
3/4
3/4
3/8
2
77718
7/8
0.8765-0.8775
18-1/2
7/8
7/8
3/8
2
77719
1
1.002-1.0030
19-3/4
1
1
3/8
2
Metric Sizes
Part #
Hex. Size
Tolerances
Length
Pilot Dia.
Drill Size
Tooth Pitch
Max. Cut Length
77750
4mm
0.1575-0.1580
4-15/16
0.1575
4,0
1/8
1/2
77751
5mm
0.1968-0.1973
5-3/8
0.1968
5,0
5/32
3/4
77752
6mm
0.2362-0.2370
6
0.2362
6,0
3/16
3/4
77753
7mm
0.2756-0.2765
7-1/4
0.2756
7,0
3/16
1
77754
8mm
0.3150-0.3158
7-3/4
0.3150
8,0
7/32
1
77755
10mm
0.3937-0.3945
9-5/8
0.3937
10,0
1/4
1-3/8
77756
12mm
0.4724-0.4732
11-7/8
0.4724
12,0
9/32
1-3/8
77757
14mm
0.5512-0.5520
13-3/4
0.5512
14,0
5/16
1-5/8
77758
16mm
0.6302-0.6310
16-1/4
0.6299
16,0
3/8
2

Round Broaches

Applications:

  • Precision Tolerances
  • Sizing and Finish

Furnished with Variable Pitch. Metric sizes also available.

* TiN Coating available

Availability
Part #
Round Size
Tolerances
Length
Pilot Dia.
Drill Size
Max. Cut Length
77730
1/4
0.2505-0.2510
5-7/8
0.2344
15/64
3/4
77731
5/16
0.3130-0.3135
5-7/8
0.2969
19/64
3/4
77732
3/8
0.3755-0.3760
6-7/8
0.3594
23/64
1
77733
7/16
0.4380-0.4385
6-7/8
0.4219
27/64
1
77734
1/2
0.5005-0.5010
8
0.4844
31/64
1-1/4
77736
5/8
0.6255-0.6260
8-1/2
0.6094
39/64
1-1/4
77738
3/4
0.7505-0.7510
9-1/8
0.7344
47/64
1-1/2
77740
7/8
0.8755-0.8765
9-1/4
0.8594
55/64
1-1/2
77742
1
1.0005-1.0015
10-1/4
0.9844
63/64
1-3/4

Pull-Type Keyway Broaches

Applications:

  • For High Volume Production Pull-Type Machines

Industry Standard 500 and 600 Series.

 

See following chart for sizing specifications specific to the labeling in the picture provided

Availability
500 Part #
600 Part #
A
Min. Hole Size
Max. Cut Length
B
C
D
E
F
G
No. of Cuts
Thread Size
10501
10601
1/16
3/8
1-1/4
0.1552
20
0.313
0.271
7-13/16
0.042
1
1/4-20
10502
10602
3/32
7/16
1-1/2
0.1865
24
0.367
0.309
8-1/4
0.058
1
5/16-18
10503
10603
3/32
5/8
2-1/2
0.2490
33
0.491
0.433
10
0.058
1
3/8-16
10504
10604
1/8
1/2
1-1/2
0.2490
30
0.438
0.364
9
0.074
1
3/8-16
10505
10605
1/8
11/16
2-1/2
0.3115
33
0.594
0.520
10
0.074
1
1/2-13
10506
10606
5/32
19/32
1-1/2
0.2490
30
0.525
0.436
9
0.089
1
3/8-16
10507
10607
5/32
23/32
2-1/2
0.3115
33
0.625
0.536
10
0.089
1
1/2-13
10508
10608
3/16
11/16
2-1/2
0.3740
36
0.581
0.476
10
0.105
1
1/2-13
10509
10609
3/16
15/16
3-1/2
0.3740
36
0.796
0.691
10-11/16
0.105
1
1/2-13
10510
10610
7/32
11/16
2-1/2
0.3740
33
0.557
0.437
10
0.120
1
1/2-13
10511
10611
7/32
15/16
3-1/2
0.3740
42
0.813
0.693
11-1/16
0.120
1
1/2-13
10512
10612
1/4
3/4
2-1/2
0.3740
36
0.612
0.476
10
0.136
1
1/2-13
10513
10613
1/4
1
4
0.4990
45
0.877
0.741
11-13/16
0.136
1
5/8-11
10514
10614
1/4
1-3/8
6
0.6240
51
1.250
1.114
13-1/2
0.136
1
3/4-10
10515
10615
9/32
7/8
4
0.4990
42
0.716
0.564
11-5/8
0.152
1
5/8-11
10516
10616
9/32
1-1/4
6
0.4990
51
1.093
0.941
13-1/2
0.152
1
5/8-11
10517
10617
5/16
1-1/16
4
0.4990
45
0.908
0.741
11-13/16
0.167
1
5/8-11
10518
10618
5/16
1-5/16
6
0.4990
51
1.158
0.991
13-1/2
0.167
1
5/8-11
10519
10619
3/8
1-1/16
4
0.4990
45
0.938
0.739
11-13/16
0.199
1
5/8-11
10520
10620
3/8
1-5/16
6
0.4990
54
1.189
0.990
13-1/2
0.199
1
5/8-11
10521
10621
7/16
1-9/16
4
0.6240
48
1.390
1.160
12
0.230
1
3/4-10
10522
10622
7/16
1-3/4
8
0.6240
48
1.611
1.496
15-5/8
0.230
2
3/4-10
10523
10623
1/2
1-1/2
4
0.6240
48
1.312
1.051
12
0.261
1
3/4-10
10524
10624
1/2
1-9/16
8
0.6240
48
1.377
1.246
16-1/2
0.261
2
3/4-10
10525
10625
9/16
1-11/16
4
0.6865
54
1.438
1.145
11-13/16
0.292
1
1-8
10526
10626
9/16
1-5/8
8
0.6865
51
1.391
1.245
16
0.292
2
1-8
10527
10627
9/16
1-15/16
12
0.8740
60
1.641
1.495
20
0.292
2
1-8
10528
10628
5/8
1-7/8
4
0.7490
60
1.625
1.301
12-3/16
0.324
1
1-8
10529
10629
5/8
1-15/16
8
0.8740
54
1.657
1.495
16-3/8
0.324
2
1-8
10530
10630
5/8
1-15/16
12
0.8740
60
1.657
1.495
20
0.324
2
1-8
10531
10631
3/4
1-15/16
4
0.8740
60
1.625
1.239
12-3/16
0.386
1
1-8
10532
10632
3/4
2-1/16
8
0.9990
60
1.688
1.495
16-1/4
0.386
2
1-1/4-7
10533
10633
3/4
2-1/16
12
0.9990
60
1.688
1.560
20
0.386
3
1-1/4-7
10534
10634
7/8
2-1/4
4
1.1240
63
1.875
1.426
12-3/8
0.449
1
1-1/4-7
10535
10635
7/8
2-1/8
8
1.1240
63
1.719
1.494
15-3/4
0.449
2
1-1/4-7
10536
10636
7/8
2-1/8
12
1.1240
63
1.719
1.569
20
0.449
3
1-1/4-7
10537
10637
1
2-1/4
2-1/2
1.1290
63
1.750
1.239
10-1/2
0.511
1
1-1/2-6
10538
10638
1
2-1/4
6
1.1290
63
1.750
1.494
14-1/4
0.511
2
1-1/2-6
10539
10639
1
2-1/4
12
1.2490
63
1.750
1.580
20
0.511
3
1-1/2-6

Specialty Broaches

Applications:

  • Virtually any Broaching Operation
  • Short and Long-Run Production

duMONT is fully equiped to manufacture both standard and special broaches in either push or pull styles, including all types of spline, keyway, internal hole and surface broaches. All duMONT broaches are manufactured of the highest quality high-speed steel, and are regularly manufactured up to 60" in length.

* TiN Coating available

Requesting Special Broaches

In order to properly provide you with accurate broaches to cover your special application needs, Please Call:

Call Mason Mechanical Labs at:

1-800-925-1838

Please have the following information handy to properly determine the broach you need:

  1. Description of cut. (Size, Shape, Tolerance)
  2. Length of Cut.
  3. Type of Material to be Broached.
  4. Size and Shape of Hole or Surface to be Broached. (For cast holes, give minimum hole size, including draft and fillet radii, if any)
  5. For Keyway Broaches, Please Provide:
    1. Minimum Bore Size.
    2. Depth of Keyway Across Bore.
    3. Width of Keyway.
    4. Tolerance
  6. Type of Broaching Machine. (Push or Pull, Tonnage, Ram, Travel, Daylight Opening).

In some instances providing a fully dimensioned drawing of the finished part, casting, forging, or broach would be helpful. If you have one to provide for your special broaching needs, please call and we can recieve a copy either via fax or email. If no blueprints are available, the above information will be needed to properly determine the pricing for the broach for your application.

View Mason Mechanical Labs, Inc.

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