5/16 -18 x 3/4 (FT) Coarse Thread Square Head Set Screw Cup Point Low Carbon Steel Case Hardened Plain Finish Pk 25

PRODUCT SPECIFICATIONS Part #: 0000-111297 Fastener Type: Square Head Set Screw Cup Point Size Description: 5/16 -18 x 3/4 (FT) Diameter/Nominal Size: 5/16 Length: 3/4 Thread Pitch: 18 Thread Pitch Type: Coarse Thread Direction: Right Thread Coverage: Full System of Measurement: Inch Grade: 2 Material: Low Carbon Steel Case Hardened Finish: Plain Finish (No Plating) Head Type: Square Drive Type: External Square Point Type: Cup Average Piece Weight: 0.0174400 lbs. Square Head Set Screws: Tip pressure prevents objects from moving relative to one another in assemblies where one object is housed inside another. The square head enables wrench tightening and also an easier wrench grip for nut tightening. Used in new construction to mimic an older aesthetic or in railway applications. Set screws come in a variety of different points cup point being the most common.