Diamond Tipped Pear-shaped very large Busch 8.5mm Drill Bit
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This burr in the shape of a pear is a diamond burr. Its black ring indicates that its grain is very large, it is therefore used for the removal of hard calluses. With its diameter of 085 you will be able to treat a larger area on the foot. It is recommended to work at a maximum speed of 17,000 rpm with your milling machine.
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What are the features of a diamond burr?
- They have an abrasive effect and different hardness grains
- They can be used on the nail and the skin
- Their coating is finely ground diamond
- Diamond burrs are available in different shapes: This will depend on the application (example: in ball form, it's for corns)
- Diamond burrs are available in different grains: This will depend on the surface to be treated.
Bush diamond burrs and their grain
To assist you in choosing your burr according to your need, here are some details below.
- Mega large diamond burr with double black rings : For the abrasion of hyperkeratosis.
- Super large diamond burr with black ring: For the removal of hard calluses
- Large diamond burr with green ring: Treatment of nascent calluses and light nail thinning.
- Medium diamond burr without ring: Treatment of nascent calluses and smoothing of calluses and nails.
- Fine diamond burr with red ring: For delicate treatment and skin and nail finishing.
- Extra fine diamond burr with yellow ring : For very delicate treatment, super skin finishing and pre-polishing of the nail.
Some tips for maintaining the diamond burr
- Never brush the burr with a copper brush but with a synthetic brush.
- During ultrasonic disinfection, do not place the burr freely in the device, place the burr in a burr holder that can go in an ultrasonic device
- Whatever the product used for disinfection, always respect the dosage and soaking time indicated on the product.
About Busch

Busch is a family business since 1905. It is undoubtedly the specialist in precision instruments and rotary tools. Whether in dentistry, in podiatry, but also in goldsmithery and nail design, Busch offers suitable instruments for each specific request.
Data sheet
| Fabricant | Busch |
| Diamètre | 085 |
| Fraise | Diamond-like |
| Forme | Pear |
| Grain | Very big |
| Stérilisable | Yes |
| Indications | Ideal for removing calluses |
| Technique | Dry and spray |
| Tour par minutes | Revolutions per minute 17,000 max |
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