Self drilling screw can directly drill, tap and lock on the setting material and basic material, which greatly saves construction time. Compared with ordinary screws, its toughness and pull-out force and maintenance force are high, and it will not loosen for a long time after combination.
Uses: It is a kind of screw, mainly used for fixing color steel tiles of steel structures, and can also be used for fixing thin plates of simple buildings. It cannot be used for metal-to-metal bonding.
Material: carbon steel, stainless steel.Stainless steel is divided into a variety of materials.
Thread size: M4.2/ M4.8/ M5.5/ M6.3mm,the specific length can be customized according to requirements.
