
Purpose-Built Design
Designed for practical and reliable performance in real-world applications.

Rubber Scrapers
The STR-21-1 tire repair scraper is the green-handle reference in AUTOWIN's rubber scraper series. It is listed for pre-buff inner-liner cleaning, helping buyers identify the preparation tool they need before selecting quantities for workshop replenishment or a distributor's tire repair tools assortment.
| Part No. | STR-21-1 |
|---|---|
| Product Type | Tire Repair Rubber Scraper |
| Primary Use | pre-buff inner-liner cleaning and preparation |
| Ideal For | tire shops, automotive tool distributors and service centers |
| Supply Support | OEM/ODM development for B2B orders |

Designed for practical and reliable performance in real-world applications.

Controlled manufacturing processes help maintain consistent product quality.

Key specifications and workmanship are carefully checked before shipment.

Custom specifications, branding, packaging, and product solutions are available.
Review the product specifications and enter the quantity required for your quotation.
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| Model / SKU | Specifications | Quantity (pcs) | |
|---|---|---|---|
| STR-21-1 |
|
| Specification | Details |
|---|---|
| Part Number | STR-21-1 |
| Quality Management | ISO 9001:2015 quality management system |
| Selection Criteria | Working-edge profile, reach and handling arrangement for the intended preparation area |
| Customization Support | Product development from customer drawings or samples |
| After-Sales Support | Technical and quality-related follow-up for B2B orders |
| Selection Note | Confirm working-edge geometry, tool dimensions and the intended inner-liner preparation procedure |
The catalogue lists STR-21/1 for pre-buff inner-liner cleaning. It is a hand scraper for the preparation stage, rather than a powered buffer or a patch-installation roller.
The parent series lists STR-21/1 with a green handle. Use the complete model reference together with the approved sample; the listing does not provide measured blade or overall dimensions.
Compare the working-edge profile, reach and handling arrangement against the intended preparation area. Review the other tire repair scraper models when building a mixed workshop assortment.
No. A scraper is listed for surface preparation; a tire patch stitcher or roller works over a compatible repair unit during installation. Keep the two tools separate in the purchasing specification.
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