{"product_id":"articular-arm-a3-engraving-base","title":"The Articular Arm® for Jewelers and Artisans (A³)","description":"\u003cp\u003eAn articulating support arm gives an engraving block adjustable working height and controlled multi-directional movement at the bench. The Articular Arm for Artisans (A³) transforms any compatible engraving block into a fully adjustable working platform for precise stone setting and engraving. Designed to integrate with the GRS dovetail system, it provides smooth, controlled movement and adaptable working heights, so your block moves exactly where your hands need it. The result is fluid positioning that feels balanced and deliberate at the bench. It is machined from 6061 aluminum and manufactured in the USA.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrates with the GRS dovetail system for secure bench mounting\u003c\/li\u003e\n\u003cli\u003eCompatible with fixed dovetail mounts or GRS Slide \u0026amp; Lock systems for adjustable work height\u003c\/li\u003e\n\u003cli\u003ePrecision multi-directional articulation for controlled positioning\u003c\/li\u003e\n\u003cli\u003eLightweight yet durable construction for daily professional use\u003c\/li\u003e\n\u003cli\u003eErgonomic design reduces fatigue during extended engraving or stone setting sessions\u003c\/li\u003e\n\u003cli\u003eAccommodates a wide range of small engraving blocks and ball vises\u003c\/li\u003e\n\u003cli\u003eIncludes hard plastic cup to securely hold the engraver's ball\u003c\/li\u003e\n\u003cli\u003eSuitable for both left- and right-handed users\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMounts to the GRS dovetail system, either a fixed dovetail mount or a GRS Slide \u0026amp; Lock system for adjustable work height\u003c\/li\u003e\n\u003cli\u003eDesigned for use with compatible engraving blocks such as micro-sized ball vises\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eEnsure proper dovetail installation for maximum stability and performance.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Articular Arm","offers":[{"title":"Default Title","offer_id":46668912820438,"sku":"136.929","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/articular-arm-otto-frei.jpg?v=1772474322","url":"https:\/\/www.ottofrei.com\/ja\/products\/articular-arm-a3-engraving-base","provider":"Otto Frei","version":"1.0","type":"link"}