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Involute and Module Gear Cutters

High Speed Steel

Features:

• For spur gears with a 14-1/2° or 20° pressure angle
  
• Form relieved to allow resharpening many times without changing the form
  
• 8 cutters are made for each pitch

Range of Cutters for Involute gear cutters

Cutter Number	Cuts Gear from
1	135 teeth to rack
2	55-134
3	35-54
4	26-34
5	21-25
6	17-20
7	14-16
8	12-13

when order state DP, cutter number, pressure angle

eg. for a 6DP, cutter to cut 26 teeth (#4), 14-1/2° pressure angle

order number is

GC-DP6-4-14.5


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Module Pitch, 20° pressure angle

Module	Diameter of cutter	Diameter of bore
0.50	40	16
0.75	40	16
1.0	50	16
1.25	50	16
1.50	60	22
1.75	60	22
2.0	60	22
2.25	60	22
2.50	65	27
2.75	70	27
3.0	70	27
3.25	75	27
3.50	75	27
3.75	80	27
4.0	80	27
4.25	86	27
4.50	86	27
4.75	90	27
5.0	90	32
5.50	95	32
6.0	100	32
6.50	105	32
7.0	105	32
8.0	110	32

Range of Cutters for metric module gear cutters

Cutter Number	Cuts Gear tooth range
1	12-13
2	14-16
3	17-20
4	21-25
5	26-34
6	35-54
7	55-134
8	135-

when ordering state Module, cutter number,

eg. for a 3 MOD , cutter to cut 26 teeth (#5)

order number is

GC-M3-5

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Newman Tools Inc.
updated December 2001