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Specification
| Place of Origin | China |
| Brand Name | V-smile |
| Name | Rotary Nickel-Titanium Files |
| Material | Nickel-Titanium Alloy |
| Structure and composition | It is composed of a rod, an operating section, and a rubber stopper. The operating section is made of nickel-titanium alloy. |
| Size |
A-21mm (Assorted) A-25mm (Assorted) A-28mm (Assorted A-31mm (Assorted) |