{"product_id":"rubber-investment-mixing-bowl-for-lost-wax-casting-4-x-5-black-jewellery-and-dental-tool","title":"Rubber Investment Mixing Bowl for Lost Wax Casting, 4\" x 5\", Black, Jewellery and Dental Tool","description":"\u003cp\u003eFor jewellers and technicians who mix investment powder for lost-wax casting, this flexible rubber bowl is a workshop essential. It helps you prepare a dense, bubble-free slurry for sharper, more detailed castings, and is available for same-day dispatch from our UK stock.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFlexible rubber walls allow you to squeeze the bowl to work out trapped air.\u003c\/li\u003e\n\u003cli\u003eSmooth interior surface ensures easy cleaning and complete removal of cured investment.\u003c\/li\u003e\n\u003cli\u003eFeatures a stable, flat base to prevent tipping during mixing.\u003c\/li\u003e\n\u003cli\u003eStandard 4\" x 5\" size is ideal for jewellery and dental casting volumes.\u003c\/li\u003e\n\u003cli\u003eDeep black colour provides high contrast against light-coloured investment powders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho it's for\u003c\/h3\u003e\n\u003cp\u003ePrimarily for UK bench jewellers and casters using the lost-wax method for precious metals. Also widely used by dental-lab technicians preparing moulds for crowns, bridges, and other prosthetics.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Rubber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 4\" x 5\" (approx. 101mm x 127mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ts-trust\"\u003e\u003cstrong\u003eFree UK delivery\u003c\/strong\u003e · \u003cstrong\u003eSame-day dispatch\u003c\/strong\u003e before 2pm · \u003cstrong\u003e30-day returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cspan data-toolsmith-sku-index style=\"position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden\" aria-hidden=\"true\"\u003eSKU: 4D-GWYZ-KNDS\u003c\/span\u003e\n\n\u003c!-- TS:RELATED-GUIDES v1 --\u003e\n\u003cdiv class=\"ts-related-guides\" style=\"margin-top:2em;padding:1em;border-top:1px solid #e0d4c0;\"\u003e\n\u003ch3 style=\"margin:0 0 .5em 0;font-size:1.1em;\"\u003eRelated buying guides\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:1.2em;\"\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/dental-burs-lab-carbide-diamond-tungsten-uk-guide-2026\"\u003eDental Burs for Lab Technicians: Carbide vs Diamond vs Tungsten (UK Guide)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/dental-lab-sterilisation-workflow-beyond-autoclave-uk-2026\"\u003eDental Lab Sterilisation: A UK Practice Guide\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/dental-lab-autoclave-maintenance-uk-practice-guide-2026\"\u003eDental Lab Autoclave Maintenance - UK Practice Guide (2026)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/dental-instruments\"\u003eBrowse all Dental Instruments\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Toolsmith Ltd","offers":[{"title":"Default Title","offer_id":53138343788887,"sku":"4D-GWYZ-KNDS","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/1623\/3559\/files\/toolsmith-rebg-rubber-investment-mixing-bowl-for-lost-wax-casting-4-x-5-bla-1777628721.jpg?v=1777628731","url":"https:\/\/www.toolsmithltd.co.uk\/products\/rubber-investment-mixing-bowl-for-lost-wax-casting-4-x-5-black-jewellery-and-dental-tool","provider":"Toolsmith Ltd","version":"1.0","type":"link"}