{"product_id":"self-centring-chucks-with-4-4-jaws","title":"Self-centring chucks with 4+4 jaws","description":"\u003ch2 data-start=\"131\" data-end=\"475\"\u003ePrecision Self-Centering Lathe Chuck 4+4 Jaws echoENG \u003c\/h2\u003e\u003cp data-start=\"124\" data-end=\"340\"\u003eThe \u003cstrong data-start=\"127\" data-end=\"186\"\u003eechoENG precision self-centering chuck with 4+4 jaws\u003c\/strong\u003e is designed for lathe operations requiring high stability, precision and clamping capability on workpieces with complex or irregular geometries.\u003c\/p\u003e\u003cp data-start=\"342\" data-end=\"607\"\u003eThanks to its \u003cstrong data-start=\"369\" data-end=\"397\"\u003e4+4 self-centering jaw configuration\u003c\/strong\u003e, this chuck provides a more balanced and secure grip compared to 3-jaw models, making it ideal for machining square, rectangular or other workpieces that are not perfectly cylindrical.\u003c\/p\u003e\u003cp data-start=\"609\" data-end=\"866\"\u003eThe \u003cstrong data-start=\"612\" data-end=\"649\"\u003ehigh-strength cast iron body\u003c\/strong\u003e ensures excellent rigidity, vibration absorption and long service life even under demanding working conditions. The self-centering system enables fast and precise clamping, improving overall productivity.\u003c\/p\u003e\u003cp data-start=\"868\" data-end=\"908\"\u003eEach chuck is supplied complete with:\u003c\/p\u003e\u003cul data-start=\"909\" data-end=\"1008\"\u003e\n\u003cli data-section-id=\"1dmmn24\" data-start=\"909\" data-end=\"948\"\u003eSet of jaws for external clamping\u003c\/li\u003e\n\u003cli data-section-id=\"1gx2sb1\" data-start=\"949\" data-end=\"988\"\u003eSet of jaws for internal clamping\u003c\/li\u003e\n\u003cli data-section-id=\"1772m2s\" data-start=\"989\" data-end=\"1008\"\u003eChuck key\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"1010\" data-end=\"1142\"\u003eAn ideal solution for machine shops, industrial machining and CNC applications where precision and reliability are essential.\u003c\/p\u003e\u003chr data-start=\"1144\" data-end=\"1147\"\u003e\u003ch2 data-section-id=\"1kwlboe\" data-start=\"1149\" data-end=\"1170\"\u003e\u003cstrong data-start=\"1152\" data-end=\"1170\"\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\u003cul data-start=\"1172\" data-end=\"1506\"\u003e\n\u003cli data-section-id=\"p9zmq\" data-start=\"1172\" data-end=\"1229\"\u003eStable clamping of complex or non-cylindrical workpieces\u003c\/li\u003e\n\u003cli data-section-id=\"1kttefe\" data-start=\"1230\" data-end=\"1298\"\u003e4+4 jaw configuration for improved clamping force distribution\u003c\/li\u003e\n\u003cli data-section-id=\"11d3i3d\" data-start=\"1299\" data-end=\"1336\"\u003eHigh precision and repeatability\u003c\/li\u003e\n\u003cli data-section-id=\"2rsh8q\" data-start=\"1337\" data-end=\"1385\"\u003eCast iron body for maximum rigidity and durability\u003c\/li\u003e\n\u003cli data-section-id=\"wh0jqu\" data-start=\"1386\" data-end=\"1440\"\u003eSelf-centering system for reduced setup times\u003c\/li\u003e\n\u003cli data-section-id=\"1ftgk8j\" data-start=\"1441\" data-end=\"1480\"\u003eSuitable for manual and CNC lathes\u003c\/li\u003e\n\u003cli data-section-id=\"czzw6u\" data-start=\"1481\" data-end=\"1506\"\u003eSupplied complete with accessories\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr data-start=\"1508\" data-end=\"1511\"\u003e\u003ch2 data-section-id=\"16tgmpe\" data-start=\"1513\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1516\" data-end=\"1567\"\u003eTechnical Specifications (All Variants)\u003c\/strong\u003e\u003c\/h2\u003e\u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003c\/div\u003e\u003cdiv class=\"TyagGW_tableContainer\"\u003e \u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eMA AC M410\u003c\/th\u003e\n\u003cth\u003eMA AC M412\u003c\/th\u003e\n\u003cth\u003eMA AC M416\u003c\/th\u003e\n\u003cth\u003eMA AC M420\u003c\/th\u003e\n\u003cth\u003eMA AC M425\u003c\/th\u003e\n\u003cth\u003eMA AC M431\u003c\/th\u003e\n\u003cth\u003eMA AC M440\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter (D) mm\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e315\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eD1 mm\u003c\/td\u003e\n\u003ctd\u003e72\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003e165\u003c\/td\u003e\n\u003ctd\u003e206\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003ctd\u003e340\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eD2 mm\u003c\/td\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003ctd\u003e108\u003c\/td\u003e\n\u003ctd\u003e142\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003ctd\u003e226\u003c\/td\u003e\n\u003ctd\u003e285\u003c\/td\u003e\n\u003ctd\u003e368\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eD3 mm\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH1 mm\u003c\/td\u003e\n\u003ctd\u003e74.5\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003ctd\u003e109\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003ctd\u003e142.5\u003c\/td\u003e\n\u003ctd\u003e155.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eH mm\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003ctd\u003e58\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eh mm\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting (z-d)\u003c\/td\u003e\n\u003ctd\u003e3 - M8\u003c\/td\u003e\n\u003ctd\u003e3 - M8\u003c\/td\u003e\n\u003ctd\u003e3 - M8\u003c\/td\u003e\n\u003ctd\u003e3 - M10\u003c\/td\u003e\n\u003ctd\u003e3 - M12\u003c\/td\u003e\n\u003ctd\u003e3 - M16\u003c\/td\u003e\n\u003ctd\u003e3 - M16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKey Square mm\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight 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