machine screw available in DIN84,85,963,F8(csk),F24(pan),F28(truss),F36(oval) available in carbon and stainles 1, Materials: Brass 61.5% high copper content; 2, Tensile 55,000, Yield:35,000 Hardness: Approx B60; 3, Surface: bright passivated, nickle plated; 4, Combi recessed available if requested; 5,Export worldwide over 15years, our brand products. DIN964 Brass cross flat head Machine Screw