ThruLOK® comes in specific lengths that allow contractors to replace their 1/2" carriage and through-bolts in three primary deck applications:

7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - Bulk Pail (2000)

8 x 1 5/8 Phillips Flat w/ Nibs Self Drilling Cement Board Screws w/ Wings Ruspert Coated - Carton (4000)

1-8 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated

stone and rebar

6 x 3/4 Phillips Flat Particle Board Screw Plain & Lubed - Carton (20,000) 5/8-18 Socket Cap Screws Alloy ThruLOK® comes in specific lengths6 x 3 4 Phillips Flat Particle Board Screw Plain & Lubed Carton (20,000) . Wood screws used for interior wood applications. Asymmetrical thread pattern resists material slippage during pull out and vibration. Superior holding power.