12Pc White Aluminum Oxide Grinding Bits 2.35mm Rotary Tool

12-Piece White Stone Polishing & Grinding Bit Set

Tackle precision contouring, shaping, and surface finishing with this professional-grade set of 12 white aluminum oxide grinding bits. Designed for 2.35mm (3/32") shank rotary tools, these bits are ideal for detailed work on metal, stone, ceramics, and similar hard materials. Each bit is crafted from durable aluminum oxide abrasive, delivering consistent cutting performance and a smooth finish pass after pass.

Key Features

• Versatile Shape Selection: Includes cone, flame, round, cylinder, and tapered cylinder profiles to cover a wide range of contouring and shaping tasks.
• Aluminum Oxide Abrasive: High-quality white aluminum oxide for efficient material removal and long-lasting sharpness on metal and stone surfaces.
• 2.35mm Shank Diameter: Fits standard low-speed rotary handpieces, flex shafts, and compatible rotary tools.
• Optimal Speed Range: Recommended operating speed 6,000–10,000 RPM; maximum 12,000 RPM for controlled, precise work.
• Complete 12-Piece Set: Comes packaged in a convenient box — everything you need for multiple applications in one kit.
• Made in Mainland China.

Specifications

Perfect For

• Jewelers and lapidary artists needing detailed stone shaping
• Metalworkers requiring precise deburring and finishing
• Hobbyists and crafters working with hard materials
• Dental laboratory technicians and model makers

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Frequently Asked Questions

Q: What rotary tools are compatible with these 2.35mm grinding bits?

A: These white aluminum oxide grinding bits are designed for any rotary tool or handpiece that accepts a 2.35mm (3/32") shank, including standard flex-shaft machines, low-speed dental-style handpieces, and many hobbyist rotary tools. Always verify your tool's collet size before use.

Q: What materials can these aluminum oxide bits grind and shape?

A: These bits are suited for finishing and contouring metal and stone surfaces. They work well on hard materials such as natural stone, ceramics, and various metals. They are not recommended for use on soft plastics or wood where other abrasive types may perform better.

Q: What is the maximum safe operating speed for these bits?

A: The recommended operating range is 6,000–10,000 RPM for optimal control and finish quality. The absolute maximum speed is 12,000 RPM. Exceeding this speed may cause premature wear or unsafe operating conditions. Always use appropriate safety equipment such as eye protection when operating grinding tools.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.