Star head is made of high quality plastic, good toughness and impact resistance, and durable.
Screws are made of carbon steel, corrosion resistant, high hardness, rust-proof, sturdy and durable.
Large plastic knurled handle for comfortable grip, fully threaded screw on type design for easily installing, removing and adjusting.
These thumb screws are widely used for mechanical equipments, electronic equipment, communications equipment, hardware, furniture decoration and other related industries.