optima 420

Angel Canada Ultrasonic Cleaner (300W, 1.58 gal)
Aug 27 2013

Angel Canada Ultrasonic Cleaner (300W, 1.58 gal)

My first installment of Friday Five Things described my Optima 420 ultrasonic cleaner as a tool, however imperfect, that I’d rather not live without – whether for removing mold release from plastic or resin parts, or scrubbing paint residue off a disassembled airbrush. But its shortcomings nevertheless prompted me to replace it late last year […]

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