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  • A thumb screw is a type of screw designed to be tightened and loosened by hand, without the need for tools. It features an enlarged, textured, or knurled head—often in a wing, knob, or flat-head shape—that provides grip for manual operation.

    Thumb Head Machine Screws for Easy Manual Fastening

    Size:M2-M36

    Manufacturing standard:ISO, GB, JIS, DIN, BS and ANSI standards, or drawings provided by customers.

    Materials: iron, carbon steel, alloy steel, copper, stainless steel, plastics, high-temperature alloy, copper alloy, nickel-base alloy, high-strength alloy, corrosion-resistant alloy, etc.

    Process: cold heading, punching, turning, milling, wire cutting, etc.

    Treatment/Finishing: Brushing、Anodizing、Zinc Plated、Nickel Plated、Sn Plated.

    Requirements: No Burrs、Scratches、Dents、Pits

    Application: Structural Steel; Metal Building; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating

    Packing:bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand