Abrasive Blast Nozzle, Product Type Nozzle, Feed Type Siphon, Material Ceramic, Shape Straight, Inner Diameter 1/4 in, Tip Outer Diameter 3/4 in, Base Outer Diameter 3/4 in, Overall Length 2 1/2 in, Air Flow - Maximum 15 cfm, Compatible with Manufacturer Model Number 41700, Compatible with Grainger Part Number 22PT28, Package Quantity 3