ST Fastening 17 x 3/4″ Tapping Steelbinder Metal Roofing Screw, Hex Washer Head – Electro-Galvanized – Qty. 250
The ST Fastening 17 x 3/4″ Tapping Steelbinder Metal Roofing Screw is built for securing metal roofing panels directly to steel framing members. With a heavy-duty 17 diameter and tapping point, this screw delivers strong steel-to-steel engagement in exposed fastener systems. The electro-galvanized finish provides corrosion resistance for standard exterior environments, making it a dependable choice for commercial, agricultural, and residential builds.
Note: Designed for fastening metal roofing panels to steel purlins or framing.
17 x 3/4″ Electro-Galvanized Steelbinder Roofing Screw for Steel Framing
This short-length tapping screw is ideal where panel attachment requires controlled penetration into steel supports without excessive embedment. The hex washer head ensures stable driver engagement and consistent clamping force during installation.
Key Features
- 17 Heavy-Duty Diameter: Provides increased holding strength in steel framing applications.
- 3/4″ Length: Suitable for steel-to-steel panel fastening where limited penetration is required.
- Hex Washer Head: Offers solid tool engagement and improved bearing surface.
- Electro-Galvanized Finish: Enhances corrosion resistance in typical outdoor conditions.
Common Applications
- Metal Roofing Systems: Secures panels to steel purlins and supports.
- Commercial Steel Buildings: Fastens roofing on warehouses and shops.
- Agricultural Structures: Attaches metal panels to steel barns and sheds.
- Metal Wall Panels: Installs siding onto steel framing members.
- Panel Repairs: Replaces fasteners in existing steel roofing systems.
Installation Tips
- Use the Correct Nutsetter: Ensure full hex head engagement before driving.
- Maintain Straight Alignment: Drive perpendicular to the panel surface.
- Tighten to Proper Compression: Seat the head firmly without overdriving.

