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Hex
Finished & Machined 		Flange
Serrated & Plain 		Cap
Open & Closed 		Keps
 T-Nut
Prong, No Prong, etc. 		Wing
Cold Forged & Stamped
0-80 thru 1 1/2-6 8-32 thru 1/2-13 4-40 thru 1/2-13 4-40 thru 3/8-16 4-40 thru 3/8-16 6-32 thru 3/8-16
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Toggle Wing
 Nylon Insert
All Types 		Square
 Coupling
    
6-32 thru 1/2-13 2-56 thru 1-8 2-56 thru 1/2-13 All Sizes    
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