PRESSURE ANGLE 14-1/2°DIAMETRICAL PITCH 12CUTTER NUMBER #3CUTTER DIAMETER 2-5/8"HOLE SIZE 1"RANGE OF CUTTER 35 to 54TAPER PER SIDE TTC High Speed Steel Involute Cutters - Cutter Number: #3 Cutting Diameter : 2-5/8" Finish/Coating: • Bright finish. Hole Size: 1" Pressure Angle: 14-1/2° Pitch Diameter: 12TOOL MATERIAL High Speed SteelTYPE Involute High Speed Steel Gear CutterMARCA TTC