Self-tooth-forming Chains (P.I.V. Chains) A0 A1 A2 A3 A4 A5
The term "Self-tooth-forming chains" describes a type of chain that forms teeth without the aid of a syringe. They are used to prevent tooth decay. These chains are made of a combination of hardened steel slats that conform to the teeth of paired sprockets. These sprockets are made up of two pairs of cone-shaped radial-grooved wheels.





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