1. Name: 10 PCS Diamond Needle Files Set

2. Material: High carbon steel

3. Specifications:

Φ3mm×140mm×50mm

Φ4mm×160mm×50mm

Φ5mm×200mm×70mm

4. Type: Flat, Triangle, Round, Half Round, Square, Oval, Rhombic.

5. Applications: To be used effectively against extremely hard materials, such as stone, glass or very hard metals such as hardened steel or carbide against which a standard steel file is ineffective.

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