1-8 x 2 1/4 Socket Cap Screw Alloy

5/8-18 x 4 1/2 Socket Cap Screw Alloy

10-32 x 6 Socket Cap Screw Alloy

1/2-13 x 7 Socket Cap Screw Alloy

7/8-14 x 5 Socket Cap Screw Alloy

6 x 1 1/4 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - Bulk Pail (5000) Simpson Zinc Nailon™ Pin Drive Anchor Carbon Steel Pin 1-8 x 2 1/4 Socket6 x 1 1 4 Simpson Bugle Head Wood Decking Screws 6 Lobe Drive 305 SS Bulk Pail (5000) . 6 lobe drive prevents driver bit cam out and stripping in recess. Type 17 tip provides fast starts and prevents splitting in hardwoods. Coarse threads run approximately 2 3 up the shank to help draw the decking tightly to the substrate. Pre drilling is recommended near board ends to prevent splitting. Drive Sizes: #6 T15 #8 T20 #10 T25