5/16"-18 x 1 1/2" Square Head Set Screw (FT) Case Hardened - Cup Point 5/16"-18 x 1 1/2" square head set screw-cup point plain SQS51618112 $0.435/ea
5/16"-18 x 2 1/2" Square Head Set Screw (FT) Case Hardened - Cup Point 5/16"-18 x 2 1/2" square head set screw-cup point plain SQS51618212 $0.930/ea
5/16"-18 x 1" Square Head Set Screw (FT) Case Hardened - Cup Point 5/16"-18 x 1" square head set screw-cup point plain SQS516181 $0.318/ea
5/16"-18 x 3/4" Square Head Set Screw (FT) Case Hardened - Cup Point 5/16"-18 x 3/4" square head set screw-cup point plain SQS5161834 $0.273/ea
3/8"-16 x 1 1/4" Square Head Set Screw (FT) Case Hardened - Cup Point 3/8"-16 x 1 1/4" square head set screw-cup point plain SQS3816114 $0.564/ea