Simpson 6d x 2" 20° - 22° Collated Ring-Shank Nail, 304 Stainless Steel 12 Ga.Model No. S12A200CN Coating Material. Type 304 Stainless Steel Gauge. 12 Penny size. 6d Length (in.) 2 Head Diameter (in.) 2 7 Shank Diameter (in.) 1 9 Shank Type. Annular Ring Shank Head Type. Full Round Head Head Pattern. Checkered Point Type. Diamond Point The 20 22 plastic strip, full round head, ring shank nail features a checker pattern on the head that blends with wood grain, reduces sunlight glare and accepts surface finishes. This nail is