Wings above drill point provide clearance hole in work piece so it won’t climb up the shank

8 x 2 Simpson Mod Truss-Head Self-Drilling Wire Lath Screws - Phillips Drive 410 SS - Carton (2500)

9 x 3 Star Flat Decking Screws w/ Nibs W

1 piece construction with a 1/4 inch hex shank

5/8-11 x 12 Simpson Wedge Anchor 316 SS (10)

5/8-11 x 3 1/2 Flat Socket Cap Screw 18-8 (A2) Stainless Steel 18" Ship Augers Wings above drill point provide5 8 11 x 3 1 2 Flat Socket Cap Screw 18 8 (A2) Stainless Steel . 18 8 (A2) Stainless Steel Flat Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM F879. Flat Head Socket Cap Screws are used for flush mounting of sections, usually where one part slides over another part or one part is mounted on another.