1-8 x 8 Hex Cap Screw SS 18-8 (A2)

Ideal for securing clips used in standing seam roofing

Phillips drive

5/8-11 x 3 1/4 Hex Cap Screw SS 316 (A4)

#42 Heavy Duty Jobber Drill Bit

5/8-18 x 4 Socket Set Screw Cup Point Alloy Fiber-Cement Screws Stainless Steel 1-8 x 8 Hex Cap5 8 18 x 4 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.