each Cutquik is shipped with free B10 diamond wheel except the TS440 The TS 410 is a low-vibration, high-performance cut-off machine with a 12inch cutting wheel powered by STIHLs stratified charge engine technology that cuts fuel consumption by 20% and exhaust emissions by 50%. It features the revolutionary X2 low maintenance air filtration system, and a newly designed anti-vibration system that reduces vibration up to 43% over previous models. Lightweight and well-balanced for excellent cutting and guide characteristics, this saw can be hand operated or mounted on the FW 20 cart (sold separately) for improved precision and comfort.