{"product_id":"4-point-microblading-measuring-calipers-stainless-steel-eyebrow-spmu-permanent-makeup-tool-phi-ratio-golden-ratio-design","title":"4 Point Microblading Measuring Calipers, Stainless Steel Eyebrow SPMU Permanent Makeup Tool, Phi Ratio Golden Ratio Design","description":"\u003cp\u003eFor microblading artists and SPMU technicians mapping brows to facial proportions, these UK-stocked calipers provide a reliable framework. The four-point design captures the key markers of the brow arch in one placement, ensuring consistent and symmetrical results for every client.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour-point pantograph design maintains the golden ratio between measurement points.\u003c\/li\u003e\n\u003cli\u003eConstructed from stainless steel for durability and easy sanitisation between treatments.\u003c\/li\u003e\n\u003cli\u003eFeatures four finely tapered points for accurate marking on the skin.\u003c\/li\u003e\n\u003cli\u003eSmooth-action riveted joints allow for fluid, one-handed adjustment.\u003c\/li\u003e\n\u003cli\u003eSimultaneously establishes the key start, arch, and end points of the brow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho it's for\u003c\/h3\u003e\n\u003cp\u003eAn essential mapping tool for microblading artists, permanent makeup (PMU) practitioners, and semi-permanent makeup (SPMU) technicians. Also suitable for beauty therapists and aestheticians offering advanced brow shaping services.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Stainless Steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuality \u0026amp; compliance\u003c\/h3\u003e\n\u003cp\u003eManufactured to medical-device quality standards by an \u003cstrong\u003eISO 13485:2016-certified producer\u003c\/strong\u003e (Cert. PK250801003, LMS Assessments Limited — IAF\/EGAC accredited). Operates under \u003cstrong\u003eISO 9001 Quality Management\u003c\/strong\u003e with EU MDR Authorised Representative status and full REACH directive compliance for steel and surface treatments. \u003ca href=\"\/pages\/quality-and-compliance\"\u003eView our supplier certificates\u003c\/a\u003e.\u003c\/p\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: 4G-3GUL-0P76\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\/beauty-nail-tools-uk-technicians-first-professional-kit-2026\"\u003eBeauty \u0026amp; Nail Tools: A UK Technician's First Professional Kit (2026)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/nail-drill-bits-explained-diamond-carbide-sapphire-uk-2026\"\u003eNail Drill Bits Explained: A Guide for UK Nail Techs\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/beauty-nail-tools\"\u003eBrowse all Beauty \u0026amp; Nail Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Toolsmith Ltd","offers":[{"title":"Default Title","offer_id":53138354635095,"sku":"4G-3GUL-0P76","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/1623\/3559\/files\/toolsmith-rebg-4-point-microblading-measuring-calipers-stainless-steel-eyeb-1777628757.jpg?v=1777628766","url":"https:\/\/www.toolsmithltd.co.uk\/products\/4-point-microblading-measuring-calipers-stainless-steel-eyebrow-spmu-permanent-makeup-tool-phi-ratio-golden-ratio-design","provider":"Toolsmith Ltd","version":"1.0","type":"link"}