Abrasive-Media Funnel includes a built-in strainer is the easiest way to neatly pour abrasive media into your blaster is to use this funnel that includes a concave 16-mesh screen permanently affixed inside the top rim to filter debris. Generous 8\" diameter at top Funnels down to 9/16\" diameter opening at bottom Permanent debris-filtering screen Our galvanized steel funnel has an 8\"-diameter top opening that tapers to the drop-center tube design and 9/16\" opening for neat, accurate channeling of abrasive or soda media.