01-21-2018, 08:51 PM
We can measure the sharpness of razorblade without a fulcrum. But for knives, we have to use the fulcrum. Why?
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Need the fulcrum?
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Need the fulcrum? - by SHARPCO - 01-21-2018, 08:51 PM
RE: Need the fulcrum? - by Bubby - 01-21-2018, 09:24 PM
RE: Need the fulcrum? - by Bud - 01-21-2018, 09:36 PM
RE: Need the fulcrum? - by grepper - 01-21-2018, 10:10 PM
RE: Need the fulcrum? - by Ken S - 01-22-2018, 05:51 AM
RE: Need the fulcrum? - by EOU - 01-22-2018, 09:28 AM
RE: Need the fulcrum? - by SHARPCO - 01-23-2018, 06:42 AM
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