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| Number | Title | Issue Date |
| 6132148 | Machining tool and method for forming same A machining tool and method of making same includes a blank that is formed to a shank and which is provided with machining faces. The machining faces are configured to expose material of a PCD or PCBN element that is formed in a recess in the blank and fu... | 10/17/2000 |
| 5580196 | Wear resistant tools Wear resistant rotary machining tools including twist drill bits, slot drill bits, thread taps, end mills and reamers are disclosed. The tools comprise a body of cemented tantalum, titanium tungsten carbide (1) having a layer of abrasive polycrystalline d... | 12/03/1996 |
