increasing follow-up expansion should the hole increase in size as a result of a crack

1/2-20 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (200)

7/8-14 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (55)

6 x 1 1/4 Phillips Bugle Decking Screws Yellow Zinc Plated - Carton (8000)

3/4-10 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (55)

#9 x 1 3/4 Simpson Strong-Drive® WSV SUBFLOOR Screw T25 6-Lobe (Collated) - Box (1000) M24-3.00 Socket Cap Screws 12.9 Alloy Plain DIN 912 increasing follow-up expansion should theThis box of 1000 #9 x 1 3 4 Simpson Strong Drive WSV SUBFLOOR Screws with a 6 Lobe T25 design provide a secure, strong, yet flexible hold when attaching subfloors. Professional results with a greater pull out resistance than traditional screws.