{"product_id":"mandrino-di-foratura-a-innesto-combinato-iso-30-22-mm","title":"Accessory for Bernardo machine tool Combined drilling chuck ISO 30 \/ 22 mm","description":"\u003cp\u003eThe Bernardo combined ISO 30 \/ 22 mm quick-change drilling chuck is a machine tool accessory for professional use available on Krollit, an official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHolder: Chuck diameter\u003c\/li\u003e\n\u003cli\u003eISO 30: 22 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the combined ISO 30 \/ 22 mm quick-change drilling chuck and for what purpose\u003c\/h3\u003e\n\u003cp\u003eUsers who own a compatible machine install the combined ISO 30 \/ 22 mm quick-change drilling chuck as an original accessory to extend functionalities or replace worn components.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Bernardo range\u003c\/h3\u003e\n\u003cp\u003eThe Bernardo combined ISO 30 \/ 22 mm quick-change drilling chuck is part of the Bernardo machine tool accessories range, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performance levels: 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 within 3-5 working days from Krollit warehouse for spare parts and accessories. Customer support in Italian is 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 combined ISO 30 \/ 22 mm quick-change drilling chuck for?\u003c\/h3\u003e\n\u003cp\u003eThe combined ISO 30 \/ 22 mm quick-change drilling chuck is recommended for the following professional profiles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers who own a compatible machine\u003c\/strong\u003e: original accessory to extend the functionalities of the indicated machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshops with specific setup needs\u003c\/strong\u003e: component for special processing or increased precision.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility with machines of other brands or models\u003c\/strong\u003e: verify machine model and specifications before purchasing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is a combined ISO 30 quick-change drilling chuck?\u003c\/summary\u003e\n\u003cp\u003eIt is a quick-change chuck that combines a drill bit holder and a coupling taper in a single body, mountable directly on the machine spindle nose.\u003c\/p\u003e\n\u003cp\u003eThe \"combined quick-change\" system eliminates the need for a separate shank, reducing the number of components and the risk of misalignment. Suitable for series production and quick bit changes.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich machine is it mounted on?\u003c\/summary\u003e\n\u003cp\u003eIt mounts directly onto the spindle nose with an ISO 30 taper.\u003c\/p\u003e\n\u003cp\u003eMorse taper 2 (MT 2) is typical for bench drills, MT 3 for professional drills, MT 4 for industrial drills. ISO 30 and ISO 40 are tapers for precision bench milling machines.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is its drilling capacity? 22 mm\u003c\/summary\u003e\n\u003cp\u003eClamping capacity up to Ø 22 mm on the drill bit shank.\u003c\/p\u003e\n\u003cp\u003eThe capacity indicates the maximum diameter of the drill bit shank that the chuck can accommodate. For larger diameter holes, specific core drills or milling cutters are needed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs it key-type or keyless?\u003c\/summary\u003e\n\u003cp\u003eCombined quick-change chucks are tightened with the supplied chuck key, ensuring a secure clamp for intensive use.\u003c\/p\u003e\n\u003cp\u003eKey-type tightening is safer than quick-release for operations with high torque or hard materials. The key must be kept near the machine and never left in the chuck during operation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow is it maintained?\u003c\/summary\u003e\n\u003cp\u003eRegular cleaning of the jaws after use, removal of chips and coolant, lubrication with specific chuck oil every 50-100 hours of use.\u003c\/p\u003e\n\u003cp\u003eA jaw that moves with difficulty indicates accumulation of chips or oxidation. Disassemble the chuck, clean the sliding surfaces, and apply light oil. Replace the chuck if concentricity exceeds 0.1 mm.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50726512787784,"sku":"26-1053","price":87.54,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Mandrino-di-foratura-a-innesto-combinato-ISO-30-22-mm-extra-big-8035-367.jpg?v=1750422639","url":"https:\/\/www.krollit.com\/products\/chuck-di-drilling-a-innesto-combined-iso-30-22-mm","provider":"Krollit","version":"1.0","type":"link"}