PilotPrecision.com | 413-350-5200 27 duMONT Minute Man® / Hassay Savage Custom Broaches and Re-Sharpening Push and Pull Types Let Us Meet Your Custom Broach Requirements Along with the extensive assortment of Stock Broaches listed in this catalog, we offer short delivery of Special Broaches custom-designed for your application or manufactured from your prints. Our engineering staff has years of experience designing Special Broaches to replace time-consuming and costly machining operations. Whenever possible, we will meet your Special Broach requirements by using our extensive supply of hard- ened blank stock, thereby reducing both the cost and delivery time ordinarily associated with ordering Specials. With our extensive stock and expertise in designing and manufactur- ing specials, we are able to serve our customers as a single complete source for all of their broaching needs. We are fully equipped to manufacture both Standard and Custom Broaches in either Push or Pull Styles, including all types of Keyway, Internal Hole, and Surface Broaches. TiN or TiAIN coatings available. Applications: Virtually any broaching operation | Short- and long-run production Broach Re-Sharpening Broaches, regardless of type, should never be used when dull. The use of a dull Broach may result in poor finish or cause drifting, damage to the teeth or breakage. Correct and timely re-sharpening will increase Broach life and quality of parts. The necessity to sharpen a Broach is dependent on numerous factors; material, tolerance, and required finish, etc. A number of conditions indicate the need for sharpening: Poor finish, tears, galling, etc. on the workpiece. Cutting edges showing signs of rollover and teeth dull to the touch. When using a Hydraulic Press, the pressure gauge showing an increase in pressure required to complete the cut. Nicks, gouges, etc. in the teeth from improper handling. Broach sticking in the workpiece, pick-up on tops of teeth. Holes gauging undersize. duMONT Minute Man® and Hassay Savage offer expert Broach re-sharpening services, with the goal to restore the cutting edges of the Broach to its original condition. Broaches returned for this service are each individually examined and specific regrind instructions are generated for the reconditioning of the tool. Surface Broaches 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 shapes, corner squaring and dovetails. Internal Hole Broaches Internal Hole Broaches in Push and Pull-type including Square, Hexagon, Round, Rectangular, 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.
