I have never seen this combination with "field" and guided, what does it mean "field" here? and also what is "restore" here? to what it refer? it's unclear.. thanks
sharpening your dull knife just became easier with the guided field sharpener. five sharpening stages and built-in angle guides allow you to restore your blade edge quickly consistently and easily
html "This may be called a "guided" sharpening system by virtue of a pair of wedges that mount at the ends of the plate holder. These wedges create angles of 17 or 20 degrees, relative to the sharpening platform, and are easily flipped from one angle setting to the other. " It is a field sharpener because people can use it outside, in the field, or anywhere really.
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I took the following quoted information from this site:
https://www.chuckhawks.com/work_sharp_sharpening_system.html
"This may be called a "guided" sharpening system by virtue of a pair of wedges that mount at the ends of the plate holder. These wedges create angles of 17 or 2