Catalog of Gears
		Catalog of Bevel Gears(European Standard)
		Type A: 1:1,  1:2,  1:3,  1:4
		Type B: 1:1,  1:2,  1:3,  1:4
		Catalog of Spur Gears( European Standard)
		M1,  M1.5,  M2,  M2.5,  M3,  M4,  M5,  M6
		Catalog of Worm Gears Units( European Standard)
		Catalog of Racks
		Racks ( European Standard)
		Forging gears
		Auto gears
		Sprial Bevel Gears
		Helical spur gears
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