VARIABLE PITCH TYPE; FERROUS METAL, NON METAL CUT MATERIAL; M3 HSS TIPPED BLADE MATERIAL; 4-1/2 INCH DIAMETER; 4.5 DIAMETER - DECIMAL; 4-1/2 DIAMETER - FRACTIONAL; DOUGLAS. BRAND; NUMBER OF TEETH PER INCH 4 TO 6; 1 PER PACK; BODY MATERIAL ALLOY STEEL