200 pcs. Countersunk Cross Self Drilling Screw 410 Stainless Steel 25mm Nominal Length Feature:1. Corrosion-resistant 410 stainless steel: 410 stainless steel has no exterior finish, provides excellent strength and good corrosion resistance. Harder with higher tensile strength than 3042 stainless steel. Easy drilling: The self-drilling screw provides easy drilling in light material and car body without pre-drilling, helps a lot3. Suitable materials: These self-drilling screws are perfect for metal, wood, plastic and other similar materials, very versatile4. Easy to lock without slipping: the cross groove drive provides uniform force, easy to lock, not easy to slip, stable, convenient and quick to use5. Wide Applications: Self Drilling Screw is widely used in manufacturing, construction, engineering, assembly and other industriesSpecification:Item Type: Self Drilling ScrewMaterial: 410 Stainless Steel Product Size Specification:Nominal Length: Approx. 25mm/0.98inPackage List:200 x Self Drilling Screw