Simpson #12 x 2-1/2" Self-Drilling Flat-Head Screw with Wing, 410 Stainless Steel Combination Mill Drill Lathe Runs on 220-volt 3-phase power

Runs on 220-volt 3-phase power for reliable industrial operation

Stronger than angled nailing or screw fastening - delivers a more secure structural connection

handled by its dual cylinder hydraulic system for stable and even lifting across the full platform

The ribbed wafer head and drill point work together to seat flush and bite through metal without pre-drilling

Simpson #12 x 2-1/2" Self-Drilling Flat-Head Screw with Wing, 410 Stainless Steel Combination Mill Drill Lathe Runs on 220-volt 3-phase powerSimpson #12 x 2 1 2" Self Drilling Flat Head Screw with Wing in 410 Stainless Steel is a precision engineered fastener from Simpson designed for attaching wood, plywood, and fiber cement to steel substrates up to 0. 209" thick. The winged drill point bores a clean clearance hole through the wood layer so the workpiece stays flush against the steel rather than riding up the shank then the wings snap off cleanly as the point contacts the steel, letting