Description
Metal Self-Drilling Countersunk Square Drive Screws – Class 3
Our Class 3 metal self-drilling countersunk screws feature a robust square (#2) drive for exceptional resistance to cam-outs. Made from hardened C1022 steel, these screws deliver reliable performance in fastening metal to metal applications.
Key Features
- Self-Drilling Design – eliminates the need for pre-drilling into steel or metal sheets.
- Countersunk Head – ensures a flush fit for a clean, professional finish.
- Square Drive (#2) – reduces cam-out and improves torque control compared to Phillips drives.
- Class 3 Finish – optimal corrosion resistance for external and industrial environments.
- Hardened C1022 Steel – ensures strength and durability.
Applications
- Securing metal wall cladding, sheds, and signage
- Fastening fences, gates, and metal frames
- Installing hinges and metal flashings
- General sheet metal construction and roofing
Technical Specifications
| Part Number | Size | Material & Finish |
|---|---|---|
| T9PM3CQ1024030 | #10-24 × 30 mm | C1022 Hardened Steel, Class 3 |
| T9PM3CQ1024040 | #10-24 × 40 mm | C1022 Hardened Steel, Class 3 |
| T9PM3CQ1024050 | #10-24 × 50 mm | C1022 Hardened Steel, Class 3 |
| T9PM3CQ1024065 | #10-24 × 65 mm | C1022 Hardened Steel, Class 3 |
| T9PM3CQ1016100 | #10-16 × 100 mm | C1022 Hardened Steel, Class 3 |
| T9PM3CQ1016125 | #10-16 × 125 mm | C1022 Hardened Steel, Class 3 |
Performance Data
Tested for pull-out and tensile strength under industry standards. Offers reliable load values across various steel plate thicknesses—refer to Hobson Engineering’s data sheet for full technical specifications.
Installation Tips
- Use a square #2 drive bit at 2,200–3,000 RPM.
- Apply firm, constant pressure while driving the screw.
- Avoid using impact drivers to prevent over-tightening.
Order your Metal Self-Drilling Countersunk Square Drive Screws today and experience fast installation, durable performance, and quality designed for demanding metalwork applications.
