{"product_id":"utensile-da-tornio-per-scanalatura-interno-esterno-con-placchette-amovibili-hm-20-mm-2-pezzi","title":"Bernardo Lathe Grooving Cutting Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081","description":"\u003cp\u003eBernardo Grooving Lathe Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081 is a cutting tool for professional use available at Krollit, an official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSet of 2 tools for internal and external grooving\u003c\/li\u003e\n\u003cli\u003e20 mm shank for optimal stability during machining\u003c\/li\u003e\n\u003cli\u003eProduct code: 44-2081\u003c\/li\u003e\n\u003cli\u003eShank diameter: 20 mm\u003c\/li\u003e\n\u003cli\u003eType: Internal \/ external grooving\u003c\/li\u003e\n\u003cli\u003eInsert material: Tungsten carbide (HM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the Grooving Lathe Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081 and for what purpose\u003c\/h3\u003e\n\u003cp\u003eMechanical workshops and tool shops use the Grooving Lathe Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081 for cutting, drilling, or sharpening operations on materials compatible with the tool's geometry.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Bernardo range\u003c\/h3\u003e\n\u003cp\u003eThe Bernardo Grooving Lathe Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081 fits into the Bernardo cutting tool 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\u003eShipping 3-5 business days from Krollit warehouse for spare parts and accessories. Italian customer support available for technical documentation and compatibility verification with the reference machine. Krollit has been an official distributor since 2007.\u003c\/p\u003e\n\u003ch3\u003eWho is the Grooving Lathe Tool HM 20 mm with Removable Inserts - 2 Pieces 44-2081 for?\u003c\/h3\u003e\n\u003cp\u003eThe grooving lathe tool HM 20 mm with removable inserts - 2 pieces 44-2081 is recommended for the following professional profiles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical workshops and tool shops\u003c\/strong\u003e: cutting and sharpening operations on compatible materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers with a compatible machine\u003c\/strong\u003e: replacement or original tool for the indicated machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOut-of-specification materials\u003c\/strong\u003e: verify machinable material and tool geometry before use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is this internal\/external grooving lathe tool used for?\u003c\/summary\u003e\n\u003cp\u003eIt is used with metal lathes for precision grooving for the operations indicated in the product title.\u003c\/p\u003e\n\u003cp\u003eThe choice of the specific model depends on the type (internal or external) and shank dimensions, compatible with lathes with standard tool holders.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat steel are they made of?\u003c\/summary\u003e\n\u003cp\u003eBernardo lathe blades are made of HSS (High Speed Steel) or Carbon Steel depending on the model indicated in the title.\u003c\/p\u003e\n\u003cp\u003eHSS withstands temperatures up to 600 °C and is suitable for most woods and materials. Carbon Steel is more economical but has a shorter lifespan, suitable for hobby use.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many pieces does the set contain?\u003c\/summary\u003e\n\u003cp\u003eThe number of pieces is indicated in the title (e.g., \"5 pieces\", \"6 pieces\", \"8 pieces\"). Larger sets cover a wider range of machinable profiles.\u003c\/p\u003e\n\u003cp\u003eStarter sets (4-5 pieces) for beginners, professional sets (6-8 pieces) for complete operations with gouges, flat chisels, scrapers, and parting blades.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo they need to be sharpened periodically?\u003c\/summary\u003e\n\u003cp\u003eYes, lathe blades must be sharpened regularly to maintain a clean cut. The frequency depends on the intensity of use and the material being machined.\u003c\/p\u003e\n\u003cp\u003eFor HSS blades, sharpening is recommended every 8-15 hours of actual work. Krollit provides dedicated Bernardo sharpeners (BSG, DG series) to maintain the correct cutting edge angle.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow should they be stored correctly?\u003c\/summary\u003e\n\u003cp\u003eStore in a dedicated drawer or mat with individual protection, lightly oiled to prevent oxidation. Avoid contact between cutting edges.\u003c\/p\u003e\n\u003cp\u003eSurface oxidation reduces cutting quality and accelerates wear. Clean after each use and apply a protective film (machine oil or WD-40). Store in a dry place, away from heat sources.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50729214542152,"sku":"44-2081","price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Utensile-da-tornio-per-scanalatura-interno-esterno-con-placchett-extra-big-14319-395.jpg?v=1750446658","url":"https:\/\/www.krollit.com\/products\/lathe-tool-per-scanalatura-interno-esterno-with-placchette-amovibili-hm-20-mm-2-pieces","provider":"Krollit","version":"1.0","type":"link"}