8-18 x 3/4 #6HD Six Lobe Pan High Low Screw Fully Threaded Black Zinc and Bake 8-32 They have a wafer head

They have a wafer head with a #3 Phillips drive

57 pitch refers to the distance between adjacent threads

This 4-40 x 5/8 Slotted Round Machine Screw is a fully threaded screw with a black zinc finish

They are made from high-quality steel and feature a full contour truss head that provides a secure hold

8-18 x 3/4 #6HD Six Lobe Pan High Low Screw Fully Threaded Black Zinc and Bake 8-32 They have a wafer head8 18 x 3 4 #6HD Six Lobe Pan High Low Screw Fully Threaded Black Zinc and Bake This screw is made of steel and has a black zinc and bake finish. It has a six lobe pan head and is fully threaded. The screw is 3 4 inches long and has a diameter of #6. It is designed for use in high low applications.