Slater Tools: Number one for Rotary Branding
1.5748 Mounting Diameter

External Serration Broaches

These precision ground External Serration Broaches are designed to be used individually or as mating parts with Slater Tools' Internal Serration Broaches (see page 12). When mating the internal with the external serration, there will be a .0028" per side tooth clearance. Internal and External Serration Rotary Broaches can be produced with a variety of custom options.
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  • External Serration Broaches
    1.5748" Mounting Diameter

  • 1.50" Overall Length
  • Order: Refer to individual order numbers below
1.5748 Mounting Diameter 1.5748 Mounting Diameter Mechanical Image
Standard Size (in)
# of Teeth B Order #
11/32" Serration Broach 12 .3400 1832-3400
11/32" Serration Broach 16 .3400 1852-3400
11/32" Serration Broach 21 .3400 1872-3400
3/8" Serration Broach 14 .3710 1832-3710
3/8" Serration Broach 18 .3710 1852-3710
3/8" Serration Broach 23 .3710 1872-3710
13/32" Serration Broach 15 .4020 1832-4020
13/32" Serration Broach 19 .4020 1852-4020
13/32" Serration Broach 24 .4020 1872-4020
7/16" Serration Broach 16 .4335 1832-4335
7/16" Serration Broach 21 .4335 1852-4335
7/16" Serration Broach 26 .4335 1872-4335
15/32" Serration Broach 17 .4650 1832-4650
15/32" Serration Broach 22 .4650 1852-4650
15/32" Serration Broach 28 .4650 1872-4650
1/2" Serration Broach 18 .4960 1832-4960
1/2" Serration Broach 24 .4960 1852-4960
1/2" Serration Broach 30 .4960 1872-4960
9/16" Serration Broach 20 .5585 1832-5585
9/16" Serration Broach 27 .5585 1852-5585
9/16" Serration Broach 34 .5585 1872-5585
5/8" Serration Broach 23 .6210 1832-6210
5/8" Serration Broach 30 .6210 1852-6210
5/8" Serration Broach 38 .6210 1872-6210
21/32" Serration Broach 24 .6520 1832-6520
21/32" Serration Broach 31 .6520 1852-6520
21/32" Serration Broach 39 .6520 1872-6520
11/16" Serration Broach 25 .6835 1832-6835
11/16" Serration Broach 33 .6835 1852-6835
11/16" Serration Broach 41 .6835 1872-6835
3/4" Serration Broach 27 .7460 1832-7460
3/4" Serration Broach 36 .7460 1852-7460
3/4" Serration Broach 45 .7460 1872-7460

Available EXTERNAL Broach Options:

  • Coatings: TiN, TiCN, TiAlN
  • Materials: M2, PM4 High Speed Tool Steels
  • Different overall lengths
  • Custom major and minor dimensions
  • Any desired number of teeth
  • Custom tooth profiles
  • Corner radius
  • MICRO forms
  • Form can be aligned with slot (for holding orientation)
  • Re-sharpening
  • Quantity discounts at 5, 10, 30, 50, 100, 150, 200 pieces