Irwin Professional circular saw blades designed to cut all types of wood including hard wood. They have a hard body blade Hardness 39 - 45 HRC, ATB Tooth Design (Alternate Top Bevel) for cross cutting and ripping with 13º-24° Positive cutting angles. Made with K10 carbide tips and expansion slots help keep the blade flat and to dissipate heat and reduce warping. They are anti-rust treated (lacquered).
The IRW10506805 Professional Circular Saw Blade has the following dimensions:Diameter: 190mmBore: 30mm.
Reduction ring: 20 and 16mm.
Number of teeth: 40.