Bolt & Nut Manufacturing Limited use partners to heat treat both raw materials and finished goods, not only for hardening and tempering but also for vacuum heat treatment, nitriding etc. where necessary. We can supply furnace charts where required.

Bolt & Nut Manufacturing Limited use partners to heat treat both raw materials and finished goods, not only for hardening and tempering but also for vacuum heat treatment, nitriding etc. where necessary. We can supply furnace charts where required.

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