Buy Plastic Thumb Screws (4) | ,+ Components | Accu® - Plastic thumb screws
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PLASTIC THUMB SCREW NYLON. • Thick-headed, deep-fluted for positive finger grip • Optional, under head washer-like bases • The advantages of Nylon for. ECONOMY GRADE NYLON THUMB SCREWS. Thumb screws are designed to be tightened and loosened by hand. They come in a variety of head styles, but.