{"product_id":"foredom-h15d-hammer-handpiece-duplex-spring","title":"Foredom H.15D Hammer Handpiece with Duplex Spring","description":"\u003cp\u003eThe Foredom H.15D Hammer Handpiece with Duplex Spring is a reciprocating — not rotary — action handpiece designed for jewelers who need reliable hammer handpiece performance at a more accessible price point than the top-of-the-line Swiss-made Badeco reciprocating hammer handpiece. Supplied with a hardened tip, this handpiece is a capable tool for stone setting and texturing work.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReciprocating action handpiece — not rotary\u003c\/li\u003e\n\u003cli\u003ePrimarily used for stone setting; also suitable for texturing applications\u003c\/li\u003e\n\u003cli\u003e1\/32\" stroke length\u003c\/li\u003e\n\u003cli\u003eImpact force adjustable from light to heavy by rotating the silver knurled adjusting ring\u003c\/li\u003e\n\u003cli\u003eSupplied with a hardened tip\u003c\/li\u003e\n\u003cli\u003eTip threads are 4-48 US thread — compatible with popular Badeco tips\u003c\/li\u003e\n\u003cli\u003eForedom hammer tips are interchangeable with the Swiss-made Badeco hammer handpiece\u003c\/li\u003e\n\u003cli\u003eCompatible with the Foredom Pavé Point (diamond tip) accessory (Otto Frei part number 153.195) for bright-cut stippled texturing effects\u003c\/li\u003e\n\u003cli\u003eCompatible with the Foredom Carbide Tip (HP10212, Otto Frei part number 134.301) for marking or inscribing hardened steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003ctd\u003e1\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTip Thread\u003c\/th\u003e\n\u003ctd\u003e4-48 US thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpeed Range\u003c\/th\u003e\n\u003ctd\u003eLow speed only (0–5,000 RPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRequired Motor\u003c\/th\u003e\n\u003ctd\u003eLow Speed High Torque Foredom motor (Otto Frei item 134.159)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLubrication\u003c\/th\u003e\n\u003ctd\u003eRequires periodic lubrication with MS10005 Handpiece Lube (Otto Frei part number 134.343)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpring Warranty\u003c\/th\u003e\n\u003ctd\u003eNo warranty on duplex springs or related parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse at low speed only (0–5,000 RPM).\u003c\/strong\u003e The pedal controls speed, not power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis handpiece must be run using a Low Speed High Torque Foredom motor (item 134.159).\u003c\/strong\u003e Using the correct motor will extend the life of the duplex spring.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDuplex springs and all related USA-made duplex spring connection parts carry no warranty.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eDo not bend the duplex spring beyond 45 degrees during use. Bending beyond this angle or improper detachment from the flex shaft can damage the spring.\u003c\/li\u003e\n\u003cli\u003eDuplex springs can also fail during normal use.\u003c\/li\u003e\n\u003cli\u003eIt is strongly recommended that you purchase additional inner duplex springs and learn how to replace them. The inner duplex spring is the most common part to fail.\u003c\/li\u003e\n\u003cli\u003eReplacement inner duplex springs are available individually (Otto Frei part number 134.279, Foredom HP76) or in a pack of 12 (Otto Frei part number 134.280, Foredom HP76B).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foredom","offers":[{"title":"Default Title","offer_id":43583239454934,"sku":"134.235","price":228.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/foredom-h-15d-hammer-handpiece-with-duplex-spring-otto-frei.jpg?v=1719956720","url":"https:\/\/www.ottofrei.com\/products\/foredom-h15d-hammer-handpiece-duplex-spring","provider":"Otto Frei","version":"1.0","type":"link"}