Excalibur Screwbolts are the British designer/manufacturer of the original twin helix threaded anchor for all substrates.

Our innovative products have been used on major rail infrastructure projects such as HS1, Crossrail, Northern Line Extension, and HS2 to deliver productivity, reliability, and workforce-welfare benefits.

Twice-winner of the Queen's Awards for Enterprise Innovation (2009 & 2016), we are dedicated to customer satisfaction and delivering reliable, versatile, and cost-effective fixing solutions to meet our clients' needs.

Specific Rail Track Applications include innovative Excalibur bolts for fixing:

• Baseplates to timber/plastic - sleepers/bearers.
• Signalling systems to concrete - sleeper/bearers.
• Insulator pots to concrete sleepers.
• Cable clips to concrete sleepers.

Our vibration-resistant thread design and immediate load capacity, makes our bolts a safe, reliable, and cost-effective fixing solution for installation of sleeper baseplates, signalling systems, insulator pots, cable clips, slipper runs and much more.

Please see for yourself how Excalibur Screwbolts can help you.