Simple past tense and past participle of knurl.(verb)
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Use "knurled" in a sentence
"Same characteristics as the other side, except instead of a nice crab claw on the end there was a big knurled knob about the size of my fist (then)."
"Bentley The workspace from the driver's seat is exemplary: A fantasia of knurled aluminum, polished brightwork, a door-to-door waistrail of walnut marquetry and piano-black fascia."
"A fantasia of knurled aluminum, polished brightwork, a door-to-door waistrail of walnut marquetry and piano-black fascia."