3/8"-16 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened
7/16"-14 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened
1/2"-13 x 3-1/2" UNC (Cup Pt) Square S/S PLTD
5/8"-11 x 3-1/2" UNC F912 S/S/S (Cup Pt)
5/8"-11 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened
3/4"-10 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened
7/8"-9 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened
1"-8 x 3-1/2" UNC F912 S/S/S (Cup Pt)
1"-8 x 3-1/2" UNC Square S/S (Cup Pt) Case Hardened