Abrasive Blast Nozzle Product Type Nozzle Feed Type Siphon Material Tungsten Carbide Shape Straight Inner Diameter 1/4 in Tip Outer Diameter 9/16 in Base Outer Diameter 9/16 in Overall Length 1 1/2 in Air Flow - Maximum 12 cfm Includes Single Nozzle Compatible with Manufacturer Model Number 201379 Compatible with Grainger Part Number 3JT01