| 摘要 |
A device for testing sharpness value of a cutting edge which includes an elongated body of a material into which a properly sharpened edge only will bite when lightly slid therealong at a predetermined angle. A sharply angled ridge is provided at at least one end of the body of the device and may be lightly drawn and/or pushed along the cutting edge to check for nicks or other imperfections in the edge. The edge tester is preferably of unitary construction, with a test ridge at both ends, and manufactured of a polymeric material. A method of testing the cutting edge is also disclosed and claimed.
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