Star Screw Size: M8 x 60mm / 0.31 x 2.36inch(D*L) ; Head Dia (Approx):38mm / 1.5inch
Screw-On Thread Design: The star grip screws have a star and thread design, and the surface is carefully polished to ensure a comfortable grip.
Material: Star screw is not only resistant to wear, corrosion and high temperature, but also not easy to rust and has a long service life.
Easy to Tighten by Hand: The screw with star-shaped nut can be easily tightened by hand, no need for other tools.
Clamping Screw for Machine Tool: Suitable for most machine tools and equipment, such as mechanical equipment, instruments, food and industrial equipment, household appliances.