Fit most outdoor portable pressure blasters only.
Not for use with siphon guns or cabinets. Normal life 6-8 hours. Made of a high alumina ceramic for long life! Made in USA.
5/16" dia x 7/16" dia x 1-5/16"L. 3 Pk.
WARNING - Do not use silica sand or abrasives containing silica for blasting. Consult OSHA for recommended safety equipment.