Metal-Panel Screw

This screw is ideal for aluminum agricultural siding panels to wood joists without predrilling. The extra-sharp point allows for quick penetration of aluminum panels.

Marine Flat Head Screws

This flat-head screw is designed to fasten securely in fiberglass, plywood and wood-substitute materials in applications exposed to harsh marine or chemically caustic conditions.

Finish Trim Screw

Complete a variety of projects faster, easier and with minimal fastener visibility with the Finish Trim screw from Simpson Strong-Tie. A versatile, high-performance fastening solution, the Finish Trim screw is ideal for everything from installing trim, molding and other DIY home improvement projects. Its compact, low-profile cylinder head provides a clean concealed appearance, and its patented SawTooth^® point eliminates the need for predrilling and makes driving easy. It is available in a wide range of lengths, and is suitable for both interior and exterior use, including preservative-treated wood.

Self-Drilling Hex-Washer Head Screw

Use this stainless steel screw for fastening aluminum and fiberglass (but not for steel). Features include an indented hex-washer head, tapping screw thread and #3 drill point.