Simpson #12 x 1-1/2" Self-Drilling Hex-Washer Head Screw, 305 Stainless Steel LCC/CCOS Lally Column Caps New construction - embedded directly

New construction - embedded directly into mortar joints

50/14 is a single piece

Serrated threads combined with a 10 TPI thread pattern create strong mechanical engagement in both solid wood and engineered wood products

The CMT 81411 is a Round Nose Bit

Simpson #12 x 1-1/2" Self-Drilling Hex-Washer Head Screw, 305 Stainless Steel LCC/CCOS Lally Column Caps New construction - embedded directlySimpson #12 x 1 1 2" Self Drilling Hex Washer Head Screw in 305 Stainless Steel is a high performance fastener from Simpson designed for reliable attachment in aluminum and fiberglass applications. Built from Type 305 stainless steel, this screw delivers strong corrosion resistance in environments where standard steel fasteners would degrade making it a dependable choice for contractors, builders, and DIYers working with non ferrous materials. The