{"product_id":"mandrino-di-precisione-a-4-griffe-po4-200-d6-21-2038f","title":"PO4-200\/D6 21-2038F Precision 4-Jaw Chuck","description":"\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eExecution:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChuck with four precision-rotating jaws\u003c\/li\u003e\n\u003cli\u003eWith direct camlock mount according to DIN 55029\u003c\/li\u003e\n\u003cli\u003eSteel version for higher speeds and longer lifespan\u003c\/li\u003e\n\u003cli\u003eIncludes 1 set of rotating and boring jaws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eField of application:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for conventional lathes\u003c\/li\u003e\n\u003cli\u003eFor clamping rectangular and round workpieces\u003c\/li\u003e\n\u003cli\u003eFor use on machines requiring higher concentricity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eStandard accessories:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 set of IJ-PS4 rotating jaws\u003c\/li\u003e\n\u003cli\u003e1 set of OJ-PS4 boring jaws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"col col-md-6\"\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"table-responsive table table-detail\"\u003e\n\u003ctable border=\"0\" cellspacing=\"0\" cellpadding=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eChuck size\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e200\/D6\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eDiameter\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e200 mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eTaper\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e 6\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eB\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e78 mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eD (max.)\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e106.390 mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eE\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e55 mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eF1\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e133.4 mm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eCamlock studs\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e 6\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eMax. speed\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e4000 rpm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\" width=\"121\"\u003e\u003cp\u003eWeight approx.\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" width=\"103\"\u003e\u003cp\u003e19 kg\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eLogistics\u003c\/h3\u003e\n\u003cp\u003eOriginal spare parts available with 3-5 business day shipping. Customer support available in Italian.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003ePO4 4-jaw chuck Ø 200 mm — when to choose it over the PO3 3-jaw chuck?\u003c\/summary\u003e\n\u003cp\u003eThe PO4 4-jaw chuck is necessary for: square, rectangular, asymmetrical, or irregular workpieces that cannot be centered with the 3 jaws of the PO3. The 4 jaws adjust independently — each jaw moves separately to adapt to any shape. Centering takes longer (3-5 minutes with a dial indicator) than with the self-centering PO3, but the achievable precision is higher: \u0026lt;0.01 mm with a dial indicator. The PO3 is faster; the PO4 is more versatile.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCamlock mount D6 DIN 55029 — how does quick mounting work?\u003c\/summary\u003e\n\u003cp\u003eThe D6 camlock mount allows mounting and dismounting the chuck in less than 30 seconds: the locking flange is rotated a quarter turn. The cam ensures repeatability of positioning \u0026lt;0.01 mm with each mounting — the chuck always returns to the same angular position. Verify your lathe's mount code (D6) before purchase.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eThe included jaws — can they be reversed for external gripping?\u003c\/summary\u003e\n\u003cp\u003eThe included kit contains rotating jaws (external grip) and boring jaws (internal grip). For strong internal gripping, boring jaws are used; for standard external gripping, rotating jaws. The PO4 jaws are not reversible — they are replaced with the appropriate type depending on the operation. Customer support available in Italian.\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 available in Italian.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50726526648648,"sku":"21-2038F","price":1107.58,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/www.krollit.com\/products\/chuck-precision-a-4-jaws-po4-200-d6-21-2038f","provider":"Krollit","version":"1.0","type":"link"}