Driven Gear for replace in circular saw Parkside PKGS 1400, Mastermax mcs-2008, Interskol, Klauss K-1600, CraftMan, Euro Craft cs 214, Verto, Pro-Work phs 120, Einhell KGS 210, Proton PD-185, Start SPTS-1650, Sturm CS50186, Stark CS 185, IZHMASH SC-2100 INDUSTRIAL LINE, etc. Slot for key 4 mm. 37 mm in outside diameter with 35 teeth, inside fit on the 12 mm, height 12 mm