Black Countersunk Allen Bolt DIN 7991, Grade 10.9, Size 4 mm, Length 18 mm

Black hexagon socket countersunk head screw, Countersunk Allen bolts are used in many industries such as mold making, electrical, construction, solar energy, automotive, machinery, and equipment, among others. They are also characterized by an aesthetic appearance as they do not protrude above the surface of the material, giving an elegant and tidy appearance. In addition, being countersunk protects them from damage or wear caused by external impacts. They are also used to increase safety in some applications, such as precision equipment, where the protrusion of the screw head is a hazard or obstacle. Therefore, a countersunk position increases safety. Available in different sizes and lengths, with highest quality and best prices.

• Size : 4 mm (50 PCS)
• Length : 18 mm
• Grade : 10.9
• According to : DIN 7991 standard