The duMONT Company manufactures custom keyway broaches in either Push or pull-type in both American standard and metric sizes. Custom application multi-pass push keyway broaches and One-Pass Keyway Broaches which require the appropriate guide bushing can often be manufactured from an existing blank for quick delivery. One-pass push keyway broaches are also available in a self-guiding production style that require no guide bushing. Both one-pass push-type styles, as well as their pull-type counterparts, are available with a custom chamfer feature that will deburr the keyway bore interface. Double-keyway and keyseating broaches are also available. Pull-type broaches are available with a variety of pull ends – threaded, notched, pin, and automatic to name a few.
Surface broaches are available as either individual broaches or as inserts for broaching flat surfaces, irregular shapes, external forms, concave or convex surfaces, serrations, cam-shaped, corner squaring, and dovetails.
Internal Hole Broaches
Internal hole broaches in push and pull-type including sSquare, hHexagon, rRound, D-Hole, double-D, rectangular, inverted keyway, and irregularly shaped broaches are all readily available. Broaches for burnishing, sizing and combination or cut and finish applications are also manufactured as either push or pull-type. Pull-type broaches are available with a variety of pull ends – threaded, notched, pin, and automatic to name a few.
Spline broaches specifically designed and manufactured for your application, The duMONT Company offers straight sided, involute spline, and serration broaches in both push or pull-type designs. Due to the complex nature of these tools a customer part print is required. Pull-type broaches are available with a variety of pull ends – threaded, notched, pin, and automatic to name a few.
The duMONT Company’s custom broaches can be ordered from your industrial distributor. Check to see if a standard item will serve your needs, before ordering a custom broach. Using standard items means off-the-shelf delivery and substantially lower cost. When standard items are not appropriate, we would be pleased to design and manufacture a broach to meet your specific needs.
Let us Meet Your Custom Broach Requirements
What We Need to Know:
Contact us anytime with any questions or Request a Quote today. A fully dimensioned drawing of the finished part, casting, forging, or broach would be most helpful. When a blueprint is unavailable, the following information should be provided:
- Description of Cut (size/shape/tolerance)
- Length of cut
- Type of material to be broached
- Size and shape of hole or surface to be broached (for cast holes, give minimum hole size, including draft and fillet radii, if any)
- For keyway broaches give:
- Minimum bore size
- Depth of keyway across bore
- Width of keyway
- Type of broaching machine (push or pull/tonnage/ram travel/daylight/opening)
- Number of pieces to broach