1 1/8-7 x 4 Socket Cap Screw Alloy

3/4-10 x 7 A307 Grade A Carriage Bolt Zinc Plated

8 x 1 3/4 Phillips Flat Particle Board Screw w/ Nibs T17 Black Oxide - Carton (4

9/16-12 x 2 3/4 Hex Cap Screw SS 316 (A4)

7/8-9 x 7/8 Socket Set Screw Cup Point Alloy 1/2-13 Grade 8 Hex Cap Screws Yellow Zinc Plated 1 1/8-7 x 4 Socket7 8 9 x 7 8 Socket Set Screw Cup Point Alloy . A headless screw threaded the entire length. It has a hexagonal drive at one end and a cup shaped indentation at the other end. The cup point is the most used style set screw. Designed for fast, permanent and semi permanent location of parts on shafts with hardness differential of 10 15 Rockwell C points and where cutting in of cup edge on the shaft is acceptable. Hardness: Rockwell C45 53.