20 Degree Pressure Angle
 |
High Speed Steel
Involute Gear Cutters are used to mill gears with
a 14.5º or 20º pressure angle. Eight (8) cutters are
required to make a full set of gears from (12) teeth
to a rack for each diametral pitch.
Please specify cutter number when ordering.
8 cutters are made for each pitch diameter:
|
Cutter No. |
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|
Range of Teeth |
135–Rack |
55–134 |
35-54 | 26-34 | 21-25 | 17-20 | 14-16 | 12-13 |
Cutter No. 1 Range 135- Rack
Cutter No. 2 Range 55 134
Cutter No. 3 Range 35 54
Cutter No. 4 Range 26 34
Cutter No. 5 Range 21 25
Cutter No. 6 Range 17 20
Cutter No. 7 Range 14 16
Cutter No. 8 Range 12 13
