10d (3") Simpson Ring Shank Roofing Nail - 316 Stainless Steel, 25 lb. Pkg Quik Drive Steel-To-Steel Attachments Exposed Timber & Architectural Framing:

Exposed Timber & Architectural Framing: The concealed-flange design offers a clean and visually appealing connection for exposed beam construction

concrete beam or 8" nominal grouted block wall

Installation Guidelines:

The clips have been designed to enable easy installation on the open side of studs or joists with flanges up to 3" long and return lips up to 3/4"

10d (3") Simpson Ring Shank Roofing Nail - 316 Stainless Steel, 25 lb. Pkg Quik Drive Steel-To-Steel Attachments Exposed Timber & Architectural Framing:Simpson ring shank roofing nails have a large flat head to provide extra bearing surface to firmly secure roofing material.