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HSS M2 Factory Standard Module Involute Spline Hob with PA30
Accuracy : ClassA ,ClassB
Specification table of involute spline hob cutter :
Module | Outside Dia. | Overall Length | Hole Dia. |
0.5 | 45 | 30 | 22 |
0.8 | 45 | 30 | |
1.0 | 50 | 40 | |
1.25 | 50 | 50 | |
1.5 | 50 | 50 | |
2 | 63 | 60 | 27 |
2.5 | 63 | 60 | |
3 | 70 | 70 | |
3.5 | 70 | 70 | |
4 | 80 | 80 | 32 |
5 | 90 | 90 | |
6 | 100 | 100 | |
8 | 112 | 110 | 40 |
10 | 140 | 140 |






Hob cutter series : gear hob , pre-shaving gear hob, pre-grind gear hob, involute spline hob, parallel side spline hob, ground sprocket hob , and timing pulley hob.
Production process of HSS M2/M35 m0.5~m10 module DP involute spline hob cutter with TIN :

Material Introduction:
A. W6Mo5Cr4V2 (GB) M2( ASTM), S6-5-2(DIN), SKH51(JIS)
chemical composition:C 0.85, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.00, Mo 4.80 V 1.85
main application:It is widely used for making all kinds of cutters and durability cold-work die
B. W6Mo5Cr4V2Co5 (GB), M35( ASTM), 1.3243(DIN), SKH55(JIS)
chemical composition: C 0.93, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.30, Mo 4.80 V 1.85, Co 5.00
main application:It is often used for making blades with high-speed and great cutting difficulty as it’s good abrasive resistance
W6Mo5Cr4V2(M2),W9Mo3Cr4V(W9),W18Cr4V(W18),W6Mo5Cr4V2Al(M2Al),W6Mo5Cr4V2Co5(M35),W2Mo9Cr4VCo8(M42),W4Mo3Cr4VSi(4341),W4Mo2Cr4VSi(4241)

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