{"product_id":"foredom-h8d-duplex-spring-collet-handpiece","title":"Foredom H.8D Handpiece with Duplex","description":"\u003cp\u003eThe Foredom H.8D is a collet-style handpiece featuring a slim profile and a chuck guard sleeve that protects your fingers when working close to the workpiece. The guard sleeve slides back easily when changing collets or accessories, keeping your workflow efficient and safe. This model uses a duplex spring connection for added flexibility compared to the standard single-spring design.\u003c\/p\u003e\n\n\u003cp\u003eThe H.8D comes with 3\/32\" (2.35mm) and 1\/8\" (3.18mm) collets plus a set of chuck wrenches. Additional collets are available separately.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Notice Regarding Duplex Springs:\u003c\/strong\u003e Duplex springs and all parts related to the USA-made duplex spring connections carry \u003cem\u003eno warranty\u003c\/em\u003e. Duplex springs must not be bent beyond 45 degrees during use. Operating beyond this angle — or improper detachment from the flex shaft — can cause damage. Duplex springs may also fail during normal use. If you select this model, consider purchasing additional inner duplex springs (single piece: part number 134.279 Foredom HP76; pack of 12: part number 134.280 Foredom HP76B) and familiarizing yourself with the inner duplex spring replacement procedure, as this is the most commonly replaced component.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCollet-style handpiece with slim, ergonomic design\u003c\/li\u003e\n\u003cli\u003eChuck guard sleeve protects fingers during close work; slides back for easy collet changes\u003c\/li\u003e\n\u003cli\u003eDuplex spring connection for enhanced flexibility\u003c\/li\u003e\n\u003cli\u003eIncludes two collets: 3\/32\" (2.35mm) and 1\/8\" (3.18mm)\u003c\/li\u003e\n\u003cli\u003eIncludes a set of chuck wrenches\u003c\/li\u003e\n\u003cli\u003eAdditional collets available separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eH.8D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e9-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpring Type\u003c\/th\u003e\n\u003ctd\u003eDuplex spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Collets\u003c\/th\u003e\n\u003ctd\u003e3\/32\" (2.35mm) and 1\/8\" (3.18mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Accessories\u003c\/th\u003e\n\u003ctd\u003eSet of chuck wrenches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty on Duplex Spring\u003c\/th\u003e\n\u003ctd\u003eNo warranty — duplex springs and related parts are excluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eH.8D duplex spring collet handpiece\u003c\/li\u003e\n\u003cli\u003e3\/32\" (2.35mm) collet\u003c\/li\u003e\n\u003cli\u003e1\/8\" (3.18mm) collet\u003c\/li\u003e\n\u003cli\u003eSet of chuck wrenches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eDo not bend the duplex spring beyond 45 degrees during operation. Exercise caution when detaching the handpiece from the flex shaft to avoid spring damage. Replacement inner duplex springs are available: single unit (134.279 \/ Foredom HP76) or a pack of 12 (134.280 \/ Foredom HP76B). This product is subject to California Proposition 65 warnings for Beryllium, Nickel, and Lead.\u003c\/p\u003e","brand":"Foredom","offers":[{"title":"Default Title","offer_id":43583244828886,"sku":"134.234","price":179.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/foredom-h-8d-handpiece-with-duplex-otto-frei.jpg?v=1719956720","url":"https:\/\/www.ottofrei.com\/products\/foredom-h8d-duplex-spring-collet-handpiece","provider":"Otto Frei","version":"1.0","type":"link"}