{"product_id":"grs-111-541-bronze-1-8-round-qc-tool-holder","title":"GRS 111-541 Bronze 1\/8\" Round Quick Change \"QC\" Tool Holders-Sold by the Piece","description":"\u003cp\u003eThe GRS 111-541 is a precision-made bronze Quick Change (QC) tool holder designed for engravers and stonesetting professionals who demand reliable, fast tool swaps. Sold individually, this holder accepts 1\/8\" (3.18 mm) round shank tools and is secured by a single hex screw, making it part of GRS's modern single-hex QC holder family. Its bronze construction and precision tolerances keep gravers organized and ready to use with minimal downtime between tool changes.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBronze construction for precision and durability\u003c\/li\u003e\n\u003cli\u003e1\/8\" (3.18 mm) round inside diameter bore accepts standard 1\/8\" shank gravers\u003c\/li\u003e\n\u003cli\u003eSingle hex screw retention system for fast, secure tool changes\u003c\/li\u003e\n\u003cli\u003e1\" standard length shaft\u003c\/li\u003e\n\u003cli\u003e0.250\" (6.32 mm) diameter shaft — consistent across all GRS QC tool holders\u003c\/li\u003e\n\u003cli\u003eSold individually (by the piece)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e111-541\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eBronze\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInside Diameter (Bore)\u003c\/th\u003e\n\u003ctd\u003e1\/8\" (3.18 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft Diameter\u003c\/th\u003e\n\u003ctd\u003e0.250\" (6.32 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e1\" standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHex Screws\u003c\/th\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold As\u003c\/th\u003e\n\u003ctd\u003eEach (by the piece)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eGRS makes several QC tool holder variants — understanding the differences helps ensure you select the correct holder for your application:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraditional QC holders\u003c\/strong\u003e (e.g., 104-806, 104-870, 104-803SS) use \u003cstrong\u003e2 hex screws\u003c\/strong\u003e and have a 0.136\" (3.45 mm) inside diameter bore.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle hex screw holders\u003c\/strong\u003e (including this 111-541) use \u003cstrong\u003e1 hex screw\u003c\/strong\u003e and are available in several bore sizes: 3\/32\" (2.35 mm) — 104-855; \u003cstrong\u003e1\/8\" (3.18 mm) — 111-541 (this item)\u003c\/strong\u003e and 104-875; 1.8 mm — 104-872.\u003c\/li\u003e\n\u003cli\u003e104-870 is a traditional 2 hex screw holder with nylon ends for a \"soft hit\" in power tool applications.\u003c\/li\u003e\n\u003cli\u003e104-856 is an extra-long version (½\" longer than standard) with 2 hex screws and a 0.136\" (3.45 mm) bore.\u003c\/li\u003e\n\u003cli\u003eAll GRS QC tool holders share a 0.250\" (6.32 mm) shaft diameter.\u003c\/li\u003e\n\u003cli\u003eThese QC tool holders are intended for use with the GRS quick change handle 104-805 or GRS quick change handpieces such as the QC Magnum, QC Monarch, and QC 901.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Glendo GRS","offers":[{"title":"Default Title","offer_id":44469383626966,"sku":"101.541","price":15.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/grs-111-541-bronze-18-round-quick-change-qc-tool-holders-sold-by-the-piece-otto-frei.jpg?v=1708017387","url":"https:\/\/www.ottofrei.com\/products\/grs-111-541-bronze-1-8-round-qc-tool-holder","provider":"Otto Frei","version":"1.0","type":"link"}