Special tungsten carbide tip

there is no secondary tightening operation required which greatly reduces the overall cost of an anchor installation

1 1/4-7 x 5 1/2 Socket Cap Screw Alloy

7/8-14 x 2 1/4 Socket Cap Screw Alloy

1 3/8-6 x 4 1/2 Socket Cap Screw Alloy

8 x 1 5/8 Simpson Bugle-Head Wood Decking Screws - Square Drive T17 316 SS - Bulk Pail (4000) 7/16-14 Socket Cap Screws Alloy Special tungsten carbide tip8 x 1 5 8 Simpson Bugle Head Wood Decking Screws Square Drive T17 316 SS Bulk Pail (4000) . The type 17 tip provides fast starting and resists splitting in hardwood. Coarse threads run approximately 2 3 up the shank to draw the decking tightly to the substrate. Pre drilling is recommended near board ends to prevent splitting. 316 stainless steel is ideal where superior corrosion resistance is required.