20 pieces of self-tapping thread insert accessories for spare parts - Inner thread size: M61.0 ; outer thread size: M101.5 - Purpose: ideal for thread repair or replacement in metal components - Performance: designed for reliable and durable threading operations to maintain or enhance threaded connections - Convenience: a ready-to-have set for ongoing maintenance and upgrades - How it helps: repairs stripped or damaged threads, reduces downtime, extends service life of fastened joints - Compatibility: suitable for applications requiring internal M61.0 threads and external M101.5 threads Use scenarios - Restoring stripped threads in automotive or industrial machinery housings where mounting bolts require a secure, repeatable thread - Rebuilding damaged threads in machinery brackets or frames that undergo frequent assembly and disassembly - Repairing worn holes in aluminum or steel components in general fabrication or maintenance projects