These are Great Planes' 4-40 Blind Nuts.
Metal construction with zinc plating to prevent rust from oxidizing on parts.
The perfect mounting nut for hard to reach areas
Perfect for engine mounting, landing gear, cowls, hatches, etc.
Comes in a Parts-Pak clear plastic box with resealable lid
One year quality guarantee
Includes: (4) Blind Nuts
Requires: 1/8" Drill Size
CA Glue (GPMR6002)