Maximum: 3

#30 Heavy Duty Drill Bit - Stubby Length

1/4 Heavy Duty Drill Bit - Stubby Length

pre-expanded anchor available in carbon steel for use in concrete and stone

10 x 3 1/2 Simpson Bugle-Head Wood Decking Screws - Square Drive T17 316 SS - Bulk Pail (1000) 5/8-11 Socket Cap Screws 18-8 Stainless Steel Maximum: 310 x 3 1 2 Simpson Bugle Head Wood Decking Screws Square Drive T17 316 SS Bulk Pail (1000) . 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.