Abrasive Blast Nozzle Kit, Product Type Nozzle Kit, Feed Type Pressure, Material Ceramic, Shape Tapered, Inner Diameter 1/4 in, Tip Outer Diameter 1/2 in, Base Outer Diameter 1 1/8 in, Overall Length 3 3/4 in, Air Flow - Maximum 80 cfm, Includes Nozzle Washer, Compatible with Manufacturer Model Number 40001, 40004, 40005, 41600, Compatible with Grainger Part Number 15E742, 15E743, 15E744, 15E745