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1.HSS DIN3972 Gear Hobs with TIN Coat, 2.P.A.20, 3.single-thread/multi-thread, 4.right hand/left hand, 5.module: m0.5-m10 - details see: https://www.machineto.com/hss-din3972-gear-hobs-with-tin-coat-10146996

HSS DIN3972 Gear Hobs with TIN Coat / gear hobbing cutter / gear hobs

Specification:

Module	Outside dia.	Cutting edge length	Total length	Bore dia.	No. of gashes
0.5	50	16	22	22	14
0.75	50	16	22	22	14
1	50	25	31	22	14
1.25	50	25	31	22	14
1.5	56	32	38	22	12
1.75	56	32	38	22	12
2	63	40	46	27	12
2.25	70	50	56	27	12
2.5	70	50	56	27	12
2.75	70	50	56	27	12
3	80	63	69	32	12
3.25	80	63	69	32	12
3.5	80	63	69	32	12
3.75	90	70	78	32	12
4	90	70	78	32	12
4.5	90	70	78	32	10
5	100	80	88	32	10
5.5	100	80	88	32	10
6	115	100	108	32	10
6.5	115	100	108	40	10
7	115	100	108	40	10
8	125	130	138	40	10
9	125	130	138	40	10
10	140	160	170	40	10

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)