Diamond Needle Files are precision hand tools designed for filing, shaping, deburring, and finishing extremely hard or brittle materials that conventional steel files cannot effectively process. Instead of traditional cut teeth, these files feature a high-quality industrial diamond abrasive coating, providing superior wear resistance and long-lasting cutting performance.
They are widely used in jewelry making, mold and die work, glass processing, ceramics, stone finishing, electronics, and precision engineering, where accuracy and surface quality are critical.
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Product Details
Diamond Needle file is made of 70# steel and electroplated with diamond particles. It is suitable for the repair and polishing of small abrasive tools after quenching.
Usage and Maintenance
Products include knurled handles, dipped plastic handles, plastic handles and two-color handles, which provide better comfort during work. Operators need to wear goggles and safety gloves when using files.
Technical Specifications
|
Parameter |
Description |
|
Product Type |
Diamond Needle File |
|
File Shapes |
Flat / Half Round / Round / Square / Triangle / Knife |
|
Abrasive Material |
Industrial Diamond |
|
Grit Size |
80 / 120 / 200 / 300 / 400 / 600 |
|
Length |
140 mm / 160 mm / 180 mm |
|
Working Length |
50 – 70 mm |
|
Core Material |
High Carbon Steel |
|
Surface Finish |
Diamond Coated |
|
Handle Type |
Plastic Handle / Dipped Handle |
|
Application Materials |
Glass, Ceramic, Stone, Carbide, Hardened Steel |
|
OEM / ODM |
Supported |
Key Features
Industrial-grade diamond abrasive coating
Uniform grit distribution for consistent cutting
Excellent wear resistance and long service life
Suitable for precision and fine-detail work
Maintains cutting performance on very hard materials
Applications
Jewelry shaping and stone setting
Mold and die finishing
Glass edge smoothing and detailing
Ceramic and porcelain finishing
Why Choose Our Diamond Needle Files
Stable diamond coating quality
Strict grit consistency control
Complete shape and grit range
OEM logo, packaging, and set customization available
Trusted by customers in Europe & North America
Advantages
Works effectively where standard files fail
Controlled material removal with high precision
Reduced risk of chipping or cracking
Smooth surface finish on hard materials
80 Years of Manufacturing Excellence· Trusted by Global Clients· One-Stop File Solutions
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