The original Robertson Square drive screw with Zinc finish.
- Type A sheet metal threads for fast tapping into sheet metal, plastic or wood.
- Sharp point for excellent material engagement and thread starting
- Variety of sizes and head styles 6 gauge to 10 gauge 10mm to 25mm length
These screws can be used for applications like securing thin membranes, such as one-ply, through insulation.
Wooden truss head screws are also commonly used to attach cabinets to steel studs;
or to attach sliding shelf supports, since the low-profile head of the truss head screw does not interfere with guide operation.
Truss head screws are well suited for sheet metal and other material with large diameter holes due to their wide head. Additionally, because of their low-dome shaped head, these screws make tampering with or removing the head difficult.
Windows and Doors