{"product_id":"trapano-combi-3-in1-6-pezzi-41-1090","title":"Bernardo Cutting tool thread cutting, drilling and countersinking set, 6 pieces, 3 in 1","description":"\u003cp\u003eBernardo Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 is a professional cutting tool available from Krollit, an official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVendor: Bernardo\u003c\/li\u003e\n\u003cli\u003eModel: Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1\u003c\/li\u003e\n\u003cli\u003eOfficial Bernardo distributor since 2007\u003c\/li\u003e\n\u003cli\u003eShipping from Krollit warehouse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 and for what\u003c\/h3\u003e\n\u003cp\u003eMechanical workshops and tool shops use the Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 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\u003eBernardo Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 is part of 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. Customer support in Italian 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 Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 for\u003c\/h3\u003e\n\u003cp\u003eThe Threading, Drilling, and Countersinking Bit Set, 6 pieces, 3-in-1 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 compatible machines\u003c\/strong\u003e: replacement or original tool for the indicated machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOut-of-spec materials\u003c\/strong\u003e: verify workable 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 3-in-1 combi drill bit set used for?\u003c\/summary\u003e\n\u003cp\u003eIt is used for multiple drilling, countersinking, and centering operations for the processes indicated in the product title.\u003c\/p\u003e\n\u003cp\u003eThe choice of the specific model depends on the number of pieces (6 pcs) and is compatible with standard drills.\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 tools 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 cheaper but has a shorter lifespan, suitable for hobby use.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many pieces are in the set?\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 workable profiles.\u003c\/p\u003e\n\u003cp\u003eStarter sets (4-5 pieces) for beginners, professional sets (6-8 pieces) for complete work 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 tools should be sharpened regularly to maintain a clean cut. The frequency depends on the intensity of use and the material being worked.\u003c\/p\u003e\n\u003cp\u003eFor HSS blades, sharpening every 8-15 hours of actual work is recommended. Krollit provides dedicated Bernardo sharpeners (BSG, DG series) to maintain the correct angle of the cutting edges.\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":50729136161096,"sku":"41-1090","price":67.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Trapano-Combi-3-in1-6-pezzi-41-1090-extra-big-14212.jpg?v=1750445616","url":"https:\/\/www.krollit.com\/products\/drill-combi-3-in1-6-pieces-41-1090","provider":"Krollit","version":"1.0","type":"link"}