105-Piece Steel 1/2 Nut Kit

AIRCRAFT STEEL NYLON Locking Nuts. Hard Plastic Nylon Insert for Anti-Vibration Protection. Bright Silver Plated for Corrosion Resistance. These are Aircraft 1/2” Nuts that are half the height of Standard Nuts and weigh about half as much. Comes in a Handy Clear Carrying Case. Kit Includes (30) 1/4 N/F, (25) 5/16 N/F, (20) 3/8 N/F, (15) 7/16 N/F & (15) 1/2 N/F.