... 3.Popular product,high quality. Hot Sale Pressure FH FHS FHA Riveting Self Cinching Screws 1.Product ... C1006,C1010,C1018,C1022,C1035K, C1045,etc. 8.Alloy steel:SCM435,10B21,etc.ApplicationElectronic equipment,Machinery, ... standard according to the drawing.GradeClass 4.8, Class 6.8, Class 8.8, Class 10.9, Class 12. ... or questions on the Hot Sale Pressure FH FHS FHA Riveting Self Cinching Screws,please ...