{"product_id":"3-brass-sliding-gauge-caliper-80mm-notched-jaws-dual-scale-inches-metric-for-watch-jewellery-and-beads","title":"3\" Brass Sliding Gauge Caliper, 80mm Notched Jaws, Dual Scale Inches\/Metric, for Watch, Jewellery and Beads","description":"\u003cp\u003eFor watchmakers and jewellers needing accurate measurements near sensitive movements, this brass sliding gauge is the ideal bench tool. Its non-magnetic construction prevents interference, ensuring reliable sizing of watch parts, beads, and jewellery findings up to 80mm.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSolid brass construction is fully non-magnetic, safe for use near watch movements.\u003c\/li\u003e\n\u003cli\u003eDual scale is clearly marked in inches (to 3\") and metric (to 80mm).\u003c\/li\u003e\n\u003cli\u003eNotched jaws are designed for taking both external and internal measurements.\u003c\/li\u003e\n\u003cli\u003eA simple friction slide with a raised stud allows for smooth, one-handed adjustment.\u003c\/li\u003e\n\u003cli\u003eCompact 80mm size is well-suited for fine bench work and tool-roll storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho it's for\u003c\/h3\u003e\n\u003cp\u003eA workshop essential for UK watchmakers, bench jewellers, and gemologists. Also favoured by model engineers and electronics technicians working with small, magnetically-sensitive components where steel calipers are unsuitable.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e 80mm \/ 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e Metric (mm), Imperial (inches)\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: 55-5NLY-QR65\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\/setting-up-a-jewellery-bench-uk-essentials\"\u003eSetting Up a Jewellery Bench: 12 Essentials UK Bench Jewellers Actually Use\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/jewellers-saw-frames-and-blades-uk-guide\"\u003eJeweller's Saw Frames and Blades: Pick the Right Combo\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/news\/uk-hallmarking-guide-jewellery-makers-2026\"\u003eUK Hallmarking Guide for Jewellery Makers (2026)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/jewellery-making-tools\"\u003eBrowse all Jewellery Making Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Toolsmith Ltd","offers":[{"title":"Default Title","offer_id":53138372428119,"sku":"55-5NLY-QR65","price":8.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/1623\/3559\/files\/toolsmith-rebg-3-brass-sliding-gauge-caliper-80mm-notched-jaws-dual-scale-i-1777628856.jpg?v=1777628864","url":"https:\/\/www.toolsmithltd.co.uk\/products\/3-brass-sliding-gauge-caliper-80mm-notched-jaws-dual-scale-inches-metric-for-watch-jewellery-and-beads","provider":"Toolsmith Ltd","version":"1.0","type":"link"}