This low-noise saw blade is designed for demolition and rescue applications. Tight tolerance and longer lifetime are only a few features this tool offers! In addition, this blade features a heavy-duty plate (46-48 Rockwell in hardness), special carbide tipped cutting edges to guarantee great performance, anti-vibration design and expansion slots to reduce noise.This tool is also produced by following precise procedures and techniques to confer greater value and allow for higher performance: tri-metal brazing, balancing and tensioning ring and laser-cutting for the steel plate. Blade includes 7/8-Inch and 20mm reduction rings. Try out the quality of the CMT blades!