Key Features Trim-style head is less noticeable on the decking surface Type-17 point for fast starts Coarse threads on approximately 2/3 of the shank draw the decking and other material tightly to the framing Predrilling recommended near board ends to prevent splitting Choose Type 316 stainless steel for seaside applications and great corrosion resistance Finishing screws 305 stainless steel #7 #1 square drive - trim head lgth 1 inch -5/8 qty.=135 Deep countersunk heads and slender shanks for finish work and trim applications. Easily driven flush with or below the work surface. Ideal for fastening corner boards fascia and mitred ends on wood siding jobs. Beaver bite type 17 auger point for extra fast starts. Deep countersunk heads and slender shanks for finish work and trim applications. Easily driven flush with or below the work surface. Ideal for fastening corner boards fascia and mitered ends on wood siding jobs. Beaver bite type 17 auger point for extra fast starts. Deep countersunk heads and slender shanks for finish work and trim applications. Easily driven flush with or below the work surface. Ideal for fastening corner boards fascia and mitred ends on wood siding jobs. Beaver bite type 17 auger point for extra fast starts.