Hardtec Concrete Screws are 50% harder than 304 SS and have greater corrosion resistance than 304 SS and 410 SS.

Strength tests show that Hardtec screws have:

• 18% more torsional strength than 410 self drilling screws
• 231% more torsional strength than 305 self drilling screws
• 18% more tensile strength than 410 self drilling screws
• 85% more tensile strength than 305 self drilling screws
• 26% more shear strength than 410 self drilling screws
• 80% more shear strength than 305 self drilling screws

For more info see: Hardtec Stainless Steel – Technical Information

To view Hardtec Strength Data, click here.

Check out our range of Hardtec Stainless Steel fasteners below:

Hardtec Concrete Screws	Advantages: T30 Star Drive allows for enhanced drive engagement. A standard 5.5mm masonry drill bit can be used thus eliminating the need to purchase a new box of screws just to obtain a new drill bit.
HWF Self Drillers	Advantages: Self drilling into metal No pilot hole required
Csk Self Drillers	Advantages: Self drilling into metal No pilot hole required