{"product_id":"mandrino-per-trapano-fino-a-13-mm-con-perno-mk2","title":"Krollit-shop Drill Chuck 13 mm with MT2 Shank","description":"\u003cp\u003eThe Krollit-shop 13 mm Drill Chuck with MK2 arbor is a lathe chuck for professional use available at Krollit, official Krollit-shop distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVendor: Krollit-shop\u003c\/li\u003e\n\u003cli\u003eModel: 13 mm Drill Chuck with MK2 arbor\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 13 mm Drill Chuck with MK2 arbor and for what purpose\u003c\/h3\u003e\n\u003cp\u003eMechanical workshops and artisan turners use the 13 mm Drill Chuck with MK2 arbor as a clamping accessory on metal lathes, ensuring secure clamping and centering of the workpiece during turning, drilling, and grooving operations.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Krollit-shop range\u003c\/h3\u003e\n\u003cp\u003eThe Krollit-shop 13 mm Drill Chuck with MK2 arbor is part of the Krollit-shop range of lathe chucks, distributed in Italy by Krollit since 2007. The Krollit-shop range includes models of various categories and performance levels: to choose the right machine for your use case, you can consult the Krollit-shop 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 within 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 13 mm Drill Chuck with MK2 arbor for?\u003c\/h3\u003e\n\u003cp\u003eThe 13 mm drill chuck with MK2 arbor is recommended for the following professional profiles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical workshops and artisan turners\u003c\/strong\u003e: secure clamping of round or hexagonal workpieces on metal lathes during turning, drilling, and grooving operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers with compatible flange Bernardo lathes\u003c\/strong\u003e: original replacement or upgrade for Bernardo range lathes (profi, hobby, etc.) with A2 attachment compliant with DIN 55029.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIrregular or non-round workpieces\u003c\/strong\u003e: for non-symmetrically centered workpieces, consider 4-jaw independent chucks or universal faceplates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat type of mounting does the 13 mm Drill Chuck with MK2 arbor have?\u003c\/summary\u003e\n\u003cp\u003eCheck the indicated attachment (typically A2-5, A2-6, A2-8 according to DIN 55029) in the title or specifications.\u003c\/p\u003e\n\u003cp\u003eThe A2 flange mount is the standard for Bernardo Profi and Hobby range lathes. The number (5, 6, 8) indicates the flange size that must match the lathe's headstock.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many jaws does it have and are they reversible?\u003c\/summary\u003e\n\u003cp\u003eStandard self-centering chucks have 3 jaws; typically supplied with 1 set of internal and 1 set of external reversible jaws plus a tightening key.\u003c\/p\u003e\n\u003cp\u003e3-jaw chucks are suitable for round or hexagonal workpieces. For square or irregular workpieces, consider 4-jaw independent chucks. Soft jaws can be machined on the lathe for special applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum rotation speed?\u003c\/summary\u003e\n\u003cp\u003eSee \"Max speed\" in the technical table: typically 2,500-3,500 rpm for chucks up to Ø 200 mm.\u003c\/p\u003e\n\u003cp\u003eThe maximum speed decreases with diameter. Large chucks (Ø 400+ mm) typically have limits of 1,500-2,000 rpm. Exceeding the maximum speed risks jaw detachment.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat concentricity precision does it offer?\u003c\/summary\u003e\n\u003cp\u003eProfessional Bernardo chucks comply with DIN 8386 class with typical concentricity of 0.03-0.04 mm.\u003c\/p\u003e\n\u003cp\u003eConcentricity is critical for precision finishes. For high-precision machining (microns), higher-class chucks or dedicated clamping collets are needed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow is it mounted on the lathe?\u003c\/summary\u003e\n\u003cp\u003eThe chuck mounts directly onto the headstock flange via a camlock attachment for A2 systems.\u003c\/p\u003e\n\u003cp\u003eThe Camlock system allows quick mounting without an additional adapter flange. For lathes with a threaded connection, a dedicated adapter flange is required. Krollit supplies compatible flanges separately.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Krollit-shop","offers":[{"title":"Default Title","offer_id":50716222914888,"sku":"145-718255","price":51.08,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Mandrino-per-tornio.webp?v=1750299007","url":"https:\/\/www.krollit.com\/products\/mandrino-per-trapano-fino-a-13-mm-con-perno-mk2","provider":"Krollit","version":"1.0","type":"link"}