Grade are:4.6, 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 etc.
Surface:plain, black, zincplated, h.D.G etc.
Size:m6--m74, length from 16mm to 1000mm
Din125a, 126, 9021;
F436
Surface:plain, black, z.P.H.D.G etc.
Size:m3-m64
Grade are:6, 8, 10
Surface:plain, black, zincplated, h.D.G etc.
Sizes from m6 to m64.