Granite Irwin concrete drill bit.

A rotary hammer drill bit designed for very hard materials, such as granite and concrete. It has a cylindrical handle and a precise cutting edge for exceptionally efficient drilling. Made by Irwin joran with high-quality materials.

Manufacturer: Irwin
Catalog number: 10501905
Diameter: 7.0 mm.
Working length: 65 mm.
Total length: 110 mm.
Handle diameter: CYL same as diameter (mm).
Application: Designed for rotary and rotary-hammer drilling in very hard materials such as granite, concrete.
Construction: Double-ground spiral for fast, efficient drilling. Made with precise and extremely hard carbide for up to 40% more holes compared to standard drill bits, with lower drilling costs.
Packaging: Supplied in a plastic tube or cassette.

Granite Irwin drill bits are specialized for rotary-hammer drilling in very hard materials, such as granite or concrete. Made in the Danish Irwin factory, they have an extremely hard and wear-resistant carbide tip that can drill up to 40% more holes compared to standard concrete drill bits. Recommended for stonemasons due to their ability to drill in natural stone, they also have specially formed cutting edges with increased durability, allowing for up to 50% more precise holes per drill bit.