Direct Factory Price Countersunk Head Tapping Screws 

Countersunk head screws can also be called flat head screws, countersunk head screws, half countersunk head screws, and half countersunk head screws. Generally, countersunk head screws are cross recessed, which is above the national standard specification, the national standard number, that is, the national standard number is GB/T846-1985. Countersunk head screws are generally used in electrical equipment, electronic machinery, mechanical equipment, household appliances, Digital products, water conservancy projects, decoration and construction, etc. Countersunk head screws are generally made of metal screw wires. After forming, the teeth are rubbed. They are cylindrical and have a flat head, such as an inclined surface around the side of the screw, so that the screw can tightly lock the screw cap or other objects. . Countersunk screws have a larger diameter at the top and can be round or hexagonal to allow a tool such as a screwdriver or wrench to turn the screw. The more prominent t…

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