High-Speed Computer-Controlled Buttonholing Indexer is provided with the highly evaluated high-speed machine head and preset mechanism to increase productivity. The Buttonholing Indexer comes with sub-clamp mechanism which helps achieve both accurate and consistent buttonholing quality. The Buttonholing Indexer is manufactured using quality grade raw material which ensures durability of use along with long lasting trouble free service. High-Speed Computer-Controlled Buttonholing Indexer ensures ease of use and maintenance.