Bolt

The Bolt (OEM 863 217 29) is a premium aftermarket replacement engineered for rock drilling and drifter rigs operating in the most demanding mining and tunnelling environments. It fastens and clamps components together, holding structural integrity and correct preload under constant vibration and impact.

Made from high-tensile, corrosion-resistant steel to accurate thread tolerances, it provides dependable clamping force and resistance to loosening and fatigue. As a cost-effective alternative component, it matches the form, fit and function of the original while maintaining high reliability.

Delkom manufactures the world’s highest-quality alternative rock drilling, drifter equipment and spare parts, exported to more than 100 countries. Contact us for availability, bulk pricing and technical support.