Specifies the dimension of widths across flats applied to threaded fasteners and spanners, and the dimensions of widths across flats corresponding to the thread nominal diameters of hexagon head bolts, hexagon nuts, hexagon socket set screws and hexa
KS 886-1:1989
Specification for dimensions of widths across flats and mechanical properties of fasteners - Part 1: Dimensions of width across flats.
Number of Pages:3
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Kes 2,163.00