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dop bolts


No. B12-36/2

HRC - EN14399-10:2018

dop studs


No. S16-36

HRC Stud and Nut assemblies

dop ws bolts


No. WS-24/30

HRC - EN14399-10:2018

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Greenkote® anti-corrosion protection

Tension Control Bolts Ltd has its own metal coating plant producing an environmentally friendly anti-corrosion coating called Greenkote, which is comparable to galvanising, although it is harder wearing and readily accepts all paint systems. Learn more about Greenkote.