Claims
- 1. A cutting tool comprising a tool body including a cutter portion, the cutter portion having a flank face and a rake face adjoining each other at a cutting edge, the cutter portion at the cutting edge being of chemical vapor deposited diamond film having an optical absorbance of less than 10 per centimeter.
- 2. The cutting tool of claim 1, wherein the tool body is a round tool.
- 3. The cutting tool of claim 2, wherein the diamond film cutter portion comprises the diamond film bonded to a substrate which is fixed to the tool body.
- 4. The cutting tool of claim 3, wherein the tool body is a milling tool and the diamond film is brazed to a cutting tool insert mechanically fixed to the tool body.
Parent Case Info
This is a divisional of application Ser. No. 08/445,399 filed on May 19, 1995 now U.S. Pat. No. 5,736,252.
US Referenced Citations (15)
Foreign Referenced Citations (1)
Number |
Date |
Country |
0577066 |
Jan 1994 |
EPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
445399 |
May 1995 |
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