Silicon Union

Engineered for demanding surface and underground operations, the Silicon Union (OEM 550 663 21) is a premium aftermarket replacement for rock drilling and drifter equipment. It is a precisely made component designed to ensure reliable performance and accurate fit within the assembly under continuous heavy-duty use.

Made from high-grade materials to exacting tolerances, it provides the durability, dimensional accuracy and wear resistance needed for long service life and minimal downtime. 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.