Du-Bro’s permanent mount blind nuts are available in 6 sizes. Used for mounting engines, landing gear, cowls, hatches, etc. The perfect mounting nut for hard to reach areas. Zinc plated.

Weights:

2-56 – 0.25 grams/each
4-40 – 0.50 grams/each
6-32 – 0.50 grams/each
8-32 – 1.0 grams/each
10-32 – 1.25 grams/each
1/4-20 – 3.25 grams/each