M4x16 Countersunk Machine Screws, Stainless Steel Phillips Bolts, Cross Recessed Flat Head Fastener, fully Threaded 4mm Screw Suitable for Metal, Construction, Installation, DIY (Pack of 25)

PH COUNTERSUNK SCREWS: The screw has a round head with a PH bit drive. Metric machinescrews are designed for metal to metal applications requiring a pre-drilled hole and a mating metric nutor the screwto thread into. These screws are usually fully threaded with machine threadsand blunt point. USABILITY: Metric DIN 965 is a cross recessed (Phillips) flat countersunk machine screws are used for applications where the head must be flush with the mating surface of the substrate. Preloading must normally be held to such a level that the combined load in the bolt does not exceed the bolt material’s tensile yield limit. (correct size screwdriver needed) A2 STAINLES STEEL: A2 is also known as AISI 304 Stainless steel-The most commonly used stainless steel. Grade A2 steels are the more commonly used stainless steels. They are used for kitchen equipment and for apparatus for the chemical industry. Steels of this grade are not suitable for use in non-oxidising acids and media containing chloride, e.g. in swimming pools and in sea water. SCREWS SUITABLE FOR: General purpose engineering, automotive panel fixing, building, sheet metal, plastic fabrication, DIY. DIMENSIONS: Diameter M4, lenght 16, head diameter 7,5 , head height 2,2, thread step 0.7.