{"product_id":"affilatrici-bernardo-nts-250-pro","title":"Bernardo NTS 250 PRO Grinding Machine","description":"\u003cp\u003eThe Bernardo NTS 250 PRO is a professional sharpening machine with a 150 W motor and a weight of 15 kg. Krollit, official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLeather wheel: 200 x 30 x 12 mm\u003c\/li\u003e\n\u003cli\u003eGrinding wheel speed: 95 rpm\u003c\/li\u003e\n\u003cli\u003ePower consumption: 150 W\u003c\/li\u003e\n\u003cli\u003eVoltage: 230 V\u003c\/li\u003e\n\u003cli\u003eWidth: 430 mm\u003c\/li\u003e\n\u003cli\u003eDepth: 265 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the NTS 250 PRO and for what\u003c\/h3\u003e\n\u003cp\u003eMechanical workshops and tool laboratories use the NTS 250 PRO for sharpening drill bits, milling cutters, and cutting tools, restoring the geometry of worn tools.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Bernardo range\u003c\/h3\u003e\n\u003cp\u003eThe Bernardo NTS 250 PRO is part of the Bernardo sharpening machine range, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performances: to choose the right machine for your use case, you can consult the Bernardo catalog on Krollit or contact customer support for selection assistance.\u003c\/p\u003e\n\u003ch3\u003eKrollit Logistics and Support\u003c\/h3\u003e\n\u003cp\u003eMachine shipping in 5-9 working days (7 days to the South). For spare parts and accessories, shipping in 3-5 working days from Krollit warehouse. Customer support in Italian available for technical documentation, product sheets, and spare parts order management. Krollit has been an official distributor since 2007.\u003c\/p\u003e\n\u003ch3\u003eWho is the NTS 250 PRO for\u003c\/h3\u003e\n\u003cp\u003eThe NTS 250 PRO is recommended for the following professional profiles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical workshops and tool laboratories\u003c\/strong\u003e: sharpening HSS drill bits, milling cutters, and cutting tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial maintenance technicians\u003c\/strong\u003e: restoring the geometry of worn tools to reduce replacement costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSharpening carbide or ceramic tools\u003c\/strong\u003e: for HM, a CBN\/diamond grinding wheel is needed: check model compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeather wheel\u003c\/td\u003e\n\u003ctd\u003e200 x 30 x 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrinding wheel speed\u003c\/td\u003e\n\u003ctd\u003e95 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower consumption\u003c\/td\u003e\n\u003ctd\u003e150 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e230 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e430 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e265 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e410 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e15 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrinding wheel\u003c\/td\u003e\n\u003ctd\u003e250 x 50 x 12 mm (white corundum grit 220)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat can the NTS 250 PRO sharpen?\u003c\/summary\u003e\n\u003cp\u003eHSS drill bits, end mills, disc cutters, and cutting tools within the dimensional limits of the model.\u003c\/p\u003e\n\u003cp\u003eSharpening capacity is limited by the grinding wheel diameter and angular adjustment. For carbide (HM) tools, check CBN\/diamond grinding wheel compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat sharpening precision does it offer?\u003c\/summary\u003e\n\u003cp\u003eBernardo professional models allow sharpening with tolerances of ±0.02 mm on the cutting angle.\u003c\/p\u003e\n\u003cp\u003ePrecision depends on the machine's rigidity and the quality of the guides. Models with fine calibration allow angular adjustment to the tenth of a degree.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat type of grinding wheel is supplied?\u003c\/summary\u003e\n\u003cp\u003eCorundum grinding wheel for standard HSS sharpening. For HM, a CBN or diamond grinding wheel is required, purchased separately.\u003c\/p\u003e\n\u003cp\u003eKrollit supplies original Bernardo replacement grinding wheels with delivery times of 3-5 working days.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it have a cooling system?\u003c\/summary\u003e\n\u003cp\u003eProfessional sharpening machines offer manual drip cooling or a dedicated pump.\u003c\/p\u003e\n\u003cp\u003eCooling prevents tempering of the tool during sharpening and maintains the hardness of the edge. It is essential for delicate sharpening.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow much does the machine weigh?\u003c\/summary\u003e\n\u003cp\u003eSee the \"Weight\" data in the technical table: professional models weigh from 50 to over 200 kg.\u003c\/p\u003e\n\u003cp\u003eBenchtop sharpening machines are installed on a sturdy workbench, while pillar models require floor mounting for stability.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":51471427993928,"sku":"05-1085","price":237.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Affilatrice_Bernardo_NTS_250_Pro_a_secco-umido_con_mola_in_corindone.jpg?v=1758700282","url":"https:\/\/www.krollit.com\/products\/sharpeners-bernardo-nts-250-pro","provider":"Krollit","version":"1.0","type":"link"}