Through Bolt

The Through Bolt (OEM 2651 3174 93) is a premium aftermarket replacement engineered for rock drilling and drifter rigs operating in the most demanding mining and tunnelling environments. It secures and clamps mating components together, maintaining structural integrity and correct preload under continuous vibration and impact loading.

Manufactured from high-tensile, corrosion-resistant steel to precise thread tolerances, it delivers reliable clamping force and resistance to loosening and fatigue. Supplied as an alternative spare part, it provides direct functional interchangeability and dependable performance at a competitive price.

Delkom produces premium alternative rock drilling and drifter equipment and spare parts, shipped to over 100 countries worldwide. Get in touch for stock availability, bulk pricing and technical assistance.