Simpson Strong-Tie SDS25312-R10 Strong-Drive® SDS HEAVY-DUTY CONNECTOR Screw — 1/4 in. x 3-1/2 in. DB Coating (10-Qty) Type:Bulk Shank Diameter: 1/2” Shank Diameter

Shank Diameter: 1/2” Shank Diameter ensures compatibility with standard tool holders

Diameter: 1" Mill Diameter for versatile machining capabilities

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securing strong column-beam connections is crucial for the overall stability and performance of the structure

Simpson Strong-Tie SDS25312-R10 Strong-Drive® SDS HEAVY-DUTY CONNECTOR Screw — 1/4 in. x 3-1/2 in. DB Coating (10-Qty) Type:Bulk Shank Diameter: 1/2” Shank DiameterSimpson Strong Tie SDS25312 R10 The Simpson Strong Tie Strong Drive SDS Heavy Duty Connector screw is a 1 4 in. diameter high strength structural screw ideal for various connector installations as well as wood to wood and engineered wood applications. It installs with no predrilling and has been extensively tested in various applications. The SDS is improved with an easy driving Type 17 point and a corrosion resistant double barrier coating.