Materials & application
Specify the workpiece, residue, moisture, cleaning agents and operating temperature. Material suitability depends on the actual contact conditions.
- Brush Diameter
- Brush Length
- Overall Length
- Fill Material
Tube & Bore Brushes →
Test Tube Brush with Sponge End
Series model SQ-TB-029
Compare test tube brush with sponge end by brush diameter, brush length, overall length. Select a dimensional reference or send your drawing.
- 1 dimensional reference options
- Material and mounting options
Available construction and materials are reviewed against your requirements.
Specification & selection
Define the details.
Choose a reference configuration to start your quotation. Materials, interfaces and final manufacturing dimensions are agreed for your order.
Swipe across the table to view all parameters.
| Shengquan model | Brush Diameter | Brush Length | Overall Length | Fill Material | Enquiry |
|---|---|---|---|---|---|
| SQ-TB-029-001 | 1/2"≈ 12.7 mm | 3-1/4"≈ 82.55 mm | 6-1/4"≈ 158.75 mm | Natural Bristle | Select |
Shengquan models identify specific configurations. Include the model in your enquiry; dimensions, materials and operating conditions are confirmed for your order.
Dimensional reference sources
Public dimensional data reviewed on 12 September 2026. Reference configurations do not imply branded-product equivalence or affiliation.
Tanis · Original dimensional reference ↗Specification checklist
The dimensions that matter.
Send a dimensioned drawing, or clear photos with measurements. Keep overall dimensions separate from the working brush area.
- Brush Diameter
- Include the measured value, unit and tolerance.
- Brush Length
- Include the measured value, unit and tolerance.
- Overall Length
- Include the measured value, unit and tolerance.
- Fill Material
- Specify the material, filament form and any required documentation.
Sample & order review
Agree critical dimensions, the sample review method, quantity and packing before batch production. Any material documentation or special testing should be specified in the enquiry.
See the manufacturing review process →Related brush families
Make the next step specific.
Your selected brush will be included in the enquiry.