Phillips Modified Truss Head Self Drilling Screw 18/8 Stainless Steel
Self drilling screws, also known as Tek screws, are fasteners with a special pointed end style that allows them to penetrate thin materials without a starting or pilot hole
300 series of stainless steel with a chromium and nickel content in percentages. That means that an 18-8 grade fastener has 18% chromium and 8% nickel content. 18-8 type stainless steel has better resistance to corrosion than the 400 series. It can be hardened by only cold working and isn’t magnetic.