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IT Support Services

Hex Bolts

Standard Grade/Class Size Range
BS 4190 / BS 3692 / ISO 898-1 Class 4.8, 8.8, 10.9, 12.9 M4 to M64
ISO 3506-1 A2-50, A2-70, A2-80 M4 to M64
ISO 3506-1 A4-50, A4-70, A4-80 M4 to M64
DIN 931, DIN 933 M4 to M64

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