8 x 1 5/8 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - Bulk Pail (4000)

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

5/8-18 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

restricting movement of the screw when it is subjected to vibration

Coarse threads approximately 2/3 up the shank draw the decking tightly to the substrate

3/4-10 x 3 Flat Socket Cap Screw 18-8 (A2) Stainless Steel Stubby Drill Bits - Wire Gauge 8 x 1 5/8 Simpson3 4 10 x 3 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.