{"product_id":"inserto-per-maschiatura-in-cobalto-hsse-m30-44-10312","title":"HSSE M30 Cobalt Tapping Insert","description":"\u003cp\u003eHSSE Cobalt Tapping Insert M30 — for threading steel, stainless steel, aluminum, and non-ferrous metals. Made in Austria, distributed in Italy by Krollit — official Bernardo distributor since 2007.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTap Diameter:\u003c\/strong\u003e M30 (Ø 30 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetric Thread Pitch:\u003c\/strong\u003e 3.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e HSSE (high-speed steel with cobalt)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Bernardo TM and STG series tapping machines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN 371 \/ DIN 376\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWorkable Materials and Limitations\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003cth\u003eSuitable\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMild Steel S235\/S275\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eStandard speed, no issues\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStainless Steel AISI 304\/316\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eReduce speed by 50%, abundant cutting fluid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAluminum and Alloys\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eMaximum speed, specific aluminum oil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCast Iron\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eDry cutting or with compressed air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSteels over 1,000 N\/mm²\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eRequire specific carbide inserts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eM30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetric Thread Pitch\u003c\/td\u003e\n\u003ctd\u003e3.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsert Material\u003c\/td\u003e\n\u003ctd\u003eHSSE (high-speed steel cobalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eDIN 371 \/ DIN 376\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Material Strength\u003c\/td\u003e\n\u003ctd\u003e800 N\/mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eLogistics\u003c\/h3\u003e\n\u003cp\u003eOriginal spare parts available with 3–5 business day shipping. Customer support in Italian available.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is an HSSE insert and how does it differ from standard HSS?\u003c\/summary\u003e\n\u003cp\u003eHSSE (High Speed Steel with Cobalt) is high-speed steel with added cobalt (5–8%). Cobalt increases hot hardness and wear resistance: HSSE inserts better withstand the temperatures generated by tapping tough materials such as AISI 304 stainless steel, chrome-molybdenum steels, and hard cast irons. On mild steel and aluminum, the difference compared to standard HSS is minimal; on stainless steel and hard materials, the tool life can be 3–5 times longer.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this insert compatible with my Bernardo tapping machine?\u003c\/summary\u003e\n\u003cp\u003eBernardo HSSE inserts are compatible with TM and STG series tapping machines. Verify your machine's spindle taper (GT 12 or GT 24) before purchasing. For compatibility confirmation, contact Krollit. Customer support in Italian available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the correct speed for tapping with an HSSE insert?\u003c\/summary\u003e\n\u003cp\u003eOn mild steel S235: 10–15 m\/min. On stainless steel AISI 304: 3–6 m\/min with abundant cutting fluid. On aluminum: 15–25 m\/min. Peripheral speed is calculated as: n (rpm) = (v × 1000) \/ (π × d). Always use cutting fluid — HSSE inserts resist heat but wear out more quickly without lubrication.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDelivery times?\u003c\/summary\u003e\n\u003cp\u003eOriginal spare parts available with 3–5 business day shipping. Customer support in Italian available.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50714923434312,"sku":"44-10312","price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Inserto-per-maschiatura-in-cobalto-HSSE-M30-44-10312-extra-big-16132.jpg?v=1750278653","url":"https:\/\/www.krollit.com\/products\/insert-for-tapping-in-cobalt-hsse-m30-44-10312","provider":"Krollit","version":"1.0","type":"link"}