Irwin Granite Concrete Drill Bit.

A rotary-hammer drill bit designed for very hard materials such as granite and concrete. Cylindrical handle. Provides exceptionally efficient drilling thanks to precise cutting edges. Joran quality.

Manufacturer: Irwin
Catalog number: 10501914
Diameter: 12.0 mm.
Working length: 105 mm.
Overall length: 160 mm.
Handle diameter: CYL as diameter (mm).
Application: Designed for rotary-hammer drilling in very hard materials such as granite and concrete. Rotary and rotary-hammer drilling.
Construction: Double, ground spiral allows for very fast drilling. Precision and exceptionally hard and durable carbide ensures accuracy and up to 40% more drilled holes compared to standard drill bits. Exceptionally low cost per hole drilled.
Packaging: Supplied in a plastic tube or case.

Granite is a specialized drill bit designed for rotary-hammer drilling in very hard materials such as granite or concrete. Produced in the Danish Irwin joran factory.
They stand out with an exceptionally hard and wear-resistant carbide tip. Thanks to this, they drill 40% more holes compared to standard concrete drill bits. They are mainly recommended for stonemasons, due to the ability to drill rotary-hammer holes in natural stone. Additionally, they have specially shaped cutting edges with increased durability, providing 50% more precise holes per drill bit.