Simpson 1/4" x 1-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw Marine Screw - Flat Head The inverted upper Tri-Lobe threads

The inverted upper Tri-Lobe threads are engineered to clear away excess composite material as the screw is driven in

(height and length) with a strap width of 2-1/2 in

S11A300CNB: 4000 Pk

load-rated installations when replacing nails in structural connector applications

Clip Material: Carbon Steel ASTM A 568

Simpson 1/4" x 1-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw Marine Screw - Flat Head The inverted upper Tri-Lobe threadsSimpson Strong Drive SDS Heavy Duty Connector Screw 1 4 in. x 1 1 2 in., Type 316 Stainless Steel is a high strength structural fastener engineered for demanding connector installations, wood to wood assemblies, and engineered wood applications. Built from Type 316 stainless steel, this 1 4 in. diameter hex head screw delivers exceptional corrosion resistance in high exposure environments including coastal, saltwater adjacent, and chemically