Specifications

Material: Aluminum Oxide

Grit Type: Fine

Grit Material: Ceramic Alumina

Item Weight: 4 Ounces

Shank Size: 3/32"

Grit: 240#

Other Grit Available in 400#,600#,800#,1000#,1500#,2000#,2500#,3000#,5000#

Mini sandpaper burs. Made of steel shank and nice quality sandpaper.

Usage:

1. Wet and dry, wet grinding is recommended (to avoid powder clogging sandpaper and increase the service life)

2.Please use it in a low speed, recommend speed is 2000-5000 RPM

3.Do not grind to the bottom part of the adhesive paper when using or the sandpaper will fall apart

Scope of application of different Grit

240#-400# Commonly used for secondary sanding of rough grinding, some less demanding can be directly sanded into shape.

600#-1500# Belongs to the range of fine sand, can be used for polishing mahogany furniture, amber, linden seeds, gold, etc.

Above 2000# Requires a certain level of skill, mainly used for fine polishing, can remove dead skin, polishing nails, etc.

Above 5000# Adopting unique nano technology, the surface particle size is relatively fine, mainly used for fine polishing of high-grade products

Features:

1. Aluminum oxide abrasive brush with mandrel can be used for jewelry making and repair.

2. They are great for polishing stones and metal.

3. Used on rotary tools or flex shaft to grind and polishing all kinds of metal, jade, stone, wood, bone, resin, porcelain and so on

4. Glued both ends of the rolls, make it more stable; easy to install and use