Description Manuals Videos Articles Clemco 21580 - Clemco NM-1 Nozzle Washers for use with 1/2 inch entry Blast Nozzles. Washers come in packs of 10. Product Info What Size Do I Need For My Blast Machine? Sandblasting and the Importance of Surface Profiles Related Parts (2) Parts Included (2) Clemco CHE-1/2 Aluminum Nozzle Holder for 1-3… #00577 $12.61 123 CT Nozzle, for Hoses 1/2" ID x 1-3/16" OD $64.60 991 Customers Also Viewed Clemco CHE-1/2 Aluminum Nozzle Holder for 1-3… #00577 $12.61 CT Nozzle, for Hoses 1/2" ID x 1-3/16" OD $64.60 Clemco NW-25 Nozzle Washers, 10 pack #91024 $18.92