Durston Airmax First Stage Top Filter Soldering Equipment A compatible engraving block (such

A compatible engraving block (such as the GRS MicroBlock

Square solitaire head sized to accept a 5 x 5mm center stone

5mm) 20-66 14K Yellow

eliminating concerns about cobalt exposure during tool sharpening and use

Durston Airmax First Stage Top Filter Soldering Equipment A compatible engraving block (suchReplacement first stage top filter for the Durston Airmax dust extraction system. Keeping this filter fresh helps maintain airflow and protects the downstream filters from heavier dust and debris. Features Genuine replacement first stage filter for Durston Airmax units Designed to capture larger particles before they reach later filter stages Helps maintain suction performance and extend the life of secondary filters Quick, straightforward drop in