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

10 x 3 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 5 lbs Pack (204)

Meets ASTM C1002 for attaching gypsum board to wood studs

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 8 x 1 Simpson Flat-HeadM20 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