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Tools and Home Improvement › Abrasive Tools and Abrasives

3mm Shank Diamond Grinding Needle Bit

S$ 0.11 SGD -43%
  • Precision 3mm shank for standard rotary tools
  • Diamond-coated for abrasive material machining
  • Ideal for engraving, grinding, and drilling
  • Suitable for metal, glass, and jade
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🎍 Gozong Verdict

This unit is a single-piece diamond grinding needle bit featuring a standard 3mm shank diameter for compatibility with common rotary tools. The abrasive surface is composed of industrial-grade diamond particles, engineered for high material removal rates and extended tool life when machining hard substrates. Its conical and pointed geometry is optimized for detailed work, including fine engraving, deburring, and precise drilling operations on materials such as hardened steel, ceramics, glass, and natural gemstones like jade. The uniform distribution of diamond grit ensures consistent surface finish and dimensional accuracy. This tool is critical for applications requiring high precision and durability.

Frequently Asked Questions

What is the shank diameter of this grinding bit?

The shank diameter for this grinding needle bit is 3mm.

What materials can this bit be used on?

This bit is suitable for engraving, grinding, and drilling on metal, glass, jade, and other hard materials.

How many grinding bits are included?

This product listing is for one (1) diamond grinding needle bit.

What type of tool is this designed for?

It is designed for use with rotary tools such as mini drills and engravers.

Technical Specifications

Shank Diameter3mm
Package Quantity1
MaterialDiamond Coated Steel
Key Features & Benefits

1pc diamond grinding needle bit with a 3mm shank. Designed for precision grinding, engraving, and drilling on hard materials like metal, glass, and jade.

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