1/4"-20 x 1/2" (Sq. Dr) FLAT M/S
1/4"-28 x 1/2" UNF F835 FHCS
1/4"-20 x 1/2" UNC FHCS PLTD TFL
1/4"-20 x 1/2" (SLOT) FLAT M/S Brass
1/4"-28 x 1/2" UNF F835 FHCS PLTD
1/4"-20 x 1/2" UNC F835 FHCS
1/4"-20 x 1/2" (SLOT) FLAT M/S
1/4"-20 x 1/2" 18-8ss (SLOT) FLAT M/S
1/4"-20 x 1/2" UNC 18-8ss FHCS