Product name: Micro hole brush
Material: Ceramic fiber silk
Usage: Deburring and polishing small holes.
Mesh count: 1000#
Wire diameter: 0.45mm
Brush diameter: 1.0/1.5/2.0/2.5/3.0mm
Shank diameter: 3mm/4mm
2. Use a brush to reciprocate and grind at the position of the cross hole or the bottom of the hole or the bottom surface of the groove;

| Model | Brush Diameter | Brush Length | Shank Diameter | Overall Length |
|---|---|---|---|---|
| CB31R-S1.0 | 1.0mm | 15mm | 3mm | 55mm |
| CB31R-S1.5 | 1.5mm | 15mm | 3mm | 55mm |
| CB31R-S2.0 | 2.0mm | 15mm | 3mm | 55mm |
| CB31R-S2.5 | 2.5mm | 15mm | 4mm | 55mm |
| CB31R-S3.0 | 3.0mm | 15mm | 4mm | 55mm |