This Is Great Planes' 2-56x½" Blind Nut Bolt Set (4 Sets).
FEATURES: Metal construction with Zinc plating to prevent rust from oxidizing
Blind nuts are the perfect mounting nut for hard to reach areas
Perfect for engine mounting, landing gear, cowls, hatches, etc.
High round cap head screws with hexagon socket drive inserts
Plain Black steel hex wrench
Comes in a Parts-Pak clear plastic box with resealable lid
One year quality guarantee
INCLUDES: (4) Blind Nuts
(4) Socket Head Screws
(4) Flat Washers
(4) Lock Washers
(1) Hex Wrench
SPECS: Thread Size: 2-56
Screw Length: ½"