{"product_id":"8-in-3-jaw-lathe-chuck-self-centering-4-200-mm-range","title":"8 in 3-Jaw Lathe Chuck, Self-Centering, 4-200 mm Range","description":"\u003cp\u003e8-inch self-centering lathe chuck delivers fast, repeatable workpiece holding to reduce setup time and improve turning accuracy. Built with an HT300 body, hardened 20Cr jaws, and a 40Cr scroll, it’s designed for stable clamping across small and large parts. Dual-use jaws support internal and external gripping, while the T-key drive keeps adjustments simple for daily machining, milling, drilling, and workshop fabrication.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eDelivers self-centering clamping to minimize re-tramming and speed up setup\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFits internal range 4–85 mm (0.157–3.346 in) and external range 70–200 mm (2.76–8 in)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eIncludes T-key, fixing screws, and hex wrench for installation and jaw changes\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSupports dual-use jaws for internal\/external gripping of varied workpiece shapes\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMaintains accuracy with ≤0.05 mm bearing tolerance and fine surface finish (Ra \u0026lt; 0.8)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eDesigned for precision machining where consistent concentricity matters, this 3-jaw chuck pairs a compact, reliable structure with hardened components to handle repeated clamping cycles. The scroll-and-pinion mechanism helps keep jaws synchronized for stable gripping during turning operations, and the wide clamping range makes it practical for prototyping, repair work, and production tasks. Add it to your lathe or machining setup for quicker changeovers and dependable holding—grab yours today.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eChuck type: 3-jaw self-centering\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eChuck OD: 8 in \/ 200 ± 5 mm\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eInternal clamping range: 4–85 mm (0.157–3.346 in)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eExternal clamping range: 70–200 mm (2.76–8 in)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBore: φ65 mm\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMain body material: HT300\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eJaw material\/hardness: 20Cr, ≥53 HRC\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eScroll material\/hardness: 40Cr, ≥45 HRC\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBearing tolerance: ≤0.05 mm \/ 0.002 in\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSurface treatment: oil coated; Ra \u0026lt; 0.8\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFixed thread: 3-M10\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eProduct size: φ200 × 160 mm\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eNet weight: 27.1 lb \/ 12.3 kg\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"B2X","offers":[{"title":"Default Title","offer_id":55498871308615,"sku":"VEV-001115-B","price":1030.0,"currency_code":"PLN","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/5402\/2983\/files\/8in3JawLatheChuckSelfCentering4200mmRangeDefaultTitle.jpg?v=1792510410","url":"https:\/\/bluemall.pl\/products\/8-in-3-jaw-lathe-chuck-self-centering-4-200-mm-range","provider":"Bluemall","version":"1.0","type":"link"}