Answer: hones

AnswerCrossword Clue
HONESWorks on
HONESSharpeners.
HONESBrings to a fine edge.
HONESPuts an edge on.
HONESTonsorial tools.
HONESSharpens, in a way.
HONESSharpening devices.
HONESWhetstones
HONESTools for enlarging holes
HONESGives new life to a knife
HONESSharpens razors
HONESUses a strop
HONESMaximizes effectiveness, as of skills
HONESPractices
HONESOilstones.
HONESImproves, in a way
HONESPerfects, as one's skills
HONESGives the edge to
HONESCutting edge creators
HONESGets an edge on
HONESGives an edge to
HONESMakes perfect
HONESCutting-edge creators
HONESZeros (in on)
HONESPuts to the strop
HONESGives an edge
honesHONE, to sharpen (to make sharp (capable of cutting or piercing))
honesto sharpen to a fine edge
HONESSharpens, as a knife
HONESWhets
HONESPuts an edge on
HONESStrops
HONESGets sharp
HONESImproves, as an edge
HONESPerfects
HONESSeeks an edge
HONESRefines
HONESSharpens the edge of
HONESFine-tunes
HONESUses a whetstone on