... offered by customers, including the diameter, tooth form, teeth number, head thickness and ... Tooth form: Flat tooth, Left-Right tooth, Left bevel tooth, Right bevel tooth, Left-Right Flat tooth, Trapezoidal tooth,High-Low tooth, composite tooth ... .3. Teeth number:24T, 36T, 60T, 72T,84T, 100T, 120T (It depends on the tooth ...