German Standard Gear Hobs (DIN 8002)

	●	20°Pressure angle
	●	Non-topping
	●	Right or left hand
	●	The hobs are divided into 2 types, please specify required type when ordering. 　Type A: Hobs with clutch drive slot 　Type B: Hobs with keyway
	●	It is better to design with inserted blade hobs for Module > 10mm.
			Finishing Standard Depth* (To DIN 3972 Profile II)
		* Also available with other profiles (Type I, III or IV to DIN 3972)

　　　　　　　　　　　　　　　　　Type B　　　　　　　　　　　　　 Unit：mm

Module 模数	Outside Dia. 外径	Overall Length 全长	Hole Dia. 孔径
1	50	32	22
1.25		40
1.5	63	50	27
1.75
2
2.25	71	56
2.5		63
2.75
3	80	71	32
3.25
3.5
3.75	90	80
4
4.5		90
5	100	100
5.5	112	112	40
6
6.5	118	118
7		125
8	125	132
9	140	150
10	150	170	50
11	160	180
12	170	200
14	190	224
16	212	250	60
18	236	280
20	250	300