Total Length: 140mm / 5.5-inch; File Length: 50mm / 2-inch; Diamond Grit: 150; File Type: Round. Electroplated diamond has fine grains, high hardness and good wear resistance (hardness: 62-67 HRC). Mini diamond file for fine detail work. Suitable for shaping and polishing metal, wood, marble, stone, plastic. Non-slip plastic dipped Handle for easy and comfortable grip When using the file, it should not be too fast. For long-lasting use, please use a lubricant (such as water) when using diamond needle files 1. Diamond file is perfect for detail work.It allows precise filing in hard to arrive areas on metal, wood, plastic, etc.
2. The files are coated with industrial diamonds to create the hardest abrasive surface available.
3. The hardest abrasive surface - effectively file and shape steel, glass, tile, stone, metal, etc.
4. Nonslip plastic dipped Handle for easy and comfortable grip.
5. These needle files can satisfy your different needs. Comes with a plastic pouch for easy organization and storage.
6. These popular precision files are indispensable mechanic tool for mechanics, electronics repair, woodworking and other applications.

Specifications:
Product Name: Diamond File
Material: Diamond, Steel, Plastic
File Type: Round
Total Length: 140mm / 5.5-inch; Diamond-plated Length: 50mm / 2-inch
Shank Size: 3mm / 0.12-inch
Granularity: 150
Package Content: 10 x Diamond Files
Color: Silver Tone, Red; Weight: 82g

Please note: For long-lasting use please use a lubricant, such as water, when using all diamond-coated tools.