7/8-9 x 5 Socket Cap Screw Alloy

Meets ASTM C1002 for attaching gypsum board to wood studs

8 x 1 Simpson Flat-Head Marine Screw - Phillips Drive 316 SS - Box (100)

3/4-10 x 7 Socket Cap Screw Zinc

M20-2.50 x 70 Socket Set Screw Cup Point DIN 916 Black Oxide Alloy Square Trim-Head Self Drilling Siding Screws 410 Stainless Steel 7/8-9 x 5 Socket CapM20 2. 50 x 70 Socket Set Screw Cup Point DIN 916 Black Oxide 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