This low-noise saw blade is primarily intended for heavy-duty general purpose. High precision, 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. Try out the quality of the CMT blades! For machines with 30mm arbor.