The Zamac Nailin™ is a nail drive anchor which has a body formed from Zamac alloy

3/16 x 1 Mushroom Spike 316 SS (100)

sup-r-split

7/16-20 x 6 Hex Cap Screw SS 18-8 (A2)

1-8 x 4 3/4 Socket Cap Screw Alloy

8 x 2 Simpson Mod Truss-Head Self-Drilling Wire Lath Screws - Phillips Drive 410 SS - Carton (2500) Flat Washers 316 Stainless Steel The Zamac Nailin™ is a8 x 2 Simpson Mod Truss Head Self Drilling Wire Lath Screws Phillips Drive 410 SS Carton (2500) . Fastens corrugated siding panels to steel stud without pre drilling #3 drill point for quick penetration of aluminum panels without "point walking" Securely fastens one to three panel thicknesses #8 Diameter #2 Phillips drive Drilling thickness capacity: up to 0. 142" (118 mils or 10 ga.)