M5 x 28mm Pozi Countersunk Screws (DIN 965Z) - A4 Stainless Steel Pozi Countersunk Machine Screws feature a flat head and a Pozi Drive. The Pozi Drive is an improved version of the Phillips Drive offering improved torque and decreased risk of cam out, whilst the flat head is designed to lay flush with the base material. Machine Screws are massively versatile as they are available in a wide variety of head styles and drive types. These Pozi Countersunk Screws are made from A4 Marine Grade Stainless Steel which provides corrosion and oxidation resistance as well as increased resistance in harsh chemical and outdoor environments. For larger quantities or custom sizes, please email and one of our team will provide you with a quotation. M5 x 28mm Pozi Countersunk Screws (DIN 965Z) - A4 Stainless Steel