Weight Count Chart M.S. Hex Bolts & Nuts Grade 4.6/4, According to BS4190, DIN 601/555 View Specifications M.S. Hex Bolts Grade 4.6 According to BS4190, DIN 601, DIN 931 View Specifications M.S. Hex Screws According to BS4190, DIN 558, DIN 933 View Specifications M.S. Hex Nuts Grade 5, According to BS4190, DIN 555, ISO 4032 View Specifications Spring Washers Flat Section According to BS 4464, DIN 127 & IS 3063 View Specifications Hex Bolts & Nuts BS 916/53 View Specifications Hex Bolts Only BS 916/53 View Specifications Hex Head Set Screw BS 916/53 View Specifications Hex Head Set Screw to BS 916/53 View Specifications