{"product_id":"svasatore-conico-90-6-pz-hss-41-1075","title":"Bernardo Conical Counterbore 90°, 6 pcs., HSS","description":"\u003cp\u003eBernardo countersink 90°, 6 pcs., HSS is a cutting tool for professional use available on Krollit, official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSet of 6 HSS elements in a metal box\u003c\/li\u003e\n\u003cli\u003ewith cylindrical shank\u003c\/li\u003e\n\u003cli\u003e90° countersink angle, with 3 cutting edges\u003c\/li\u003e\n\u003cli\u003eAccording to DIN 335-C\u003c\/li\u003e\n\u003cli\u003e1 pc. each 6.3 \/ 8.3 \/ 10.4 \/ 12.4 \/ 16.5 \/ 20.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the countersink 90°, 6 pcs., HSS and for what purpose\u003c\/h3\u003e\n\u003cp\u003eMechanical workshops and tool laboratories use the countersink 90°, 6 pcs., HSS 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 countersink 90°, 6 pcs., HSS is part of the Bernardo cutting tool range, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performance: 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 working 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 countersink 90°, 6 pcs., HSS for\u003c\/h3\u003e\n\u003cp\u003eThe countersink 90°, 6 pcs., HSS 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: cutting and sharpening operations on compatible materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers with compatible machines\u003c\/strong\u003e: original spare part or tool for the indicated machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials outside specifications\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 HSS countersink used for?\u003c\/summary\u003e\n\u003cp\u003eIt is used for finishing holes and deburring edges for the operations indicated in the product title.\u003c\/p\u003e\n\u003cp\u003eThe choice of the specific model depends on the angle (90°), number of pieces (6 pcs) and material (HSS). Compatible with drills with standard shank.\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 resists 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 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 workable profiles.\u003c\/p\u003e\n\u003cp\u003eStarter sets (4-5 pieces) for beginners, professional sets (6-8 pieces) for complete machining 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 is recommended every 8-15 hours of actual work. 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":50728526872904,"sku":"41-1075","price":76.73,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Svasatore-conico-90-6-pz-HSS-41-1075-extra-big-8196.jpg?v=1750440864","url":"https:\/\/www.krollit.com\/products\/svasatore-conico-90-6-pz-hss-41-1075","provider":"Krollit","version":"1.0","type":"link"}