{"product_id":"economy-rolling-mill-upper-v-half-round-wire-roller","title":"Upper V Grooves \u0026 1\/2 Round Wire Roller for Blue \u0026 Silver Economy Rolling Mills","description":"\u003cp\u003eThis replacement upper roller is designed specifically for Blue and Silver Economy rolling mills, providing a dual-function groove configuration for forming both square and triangular wire profiles and half-round wire. The roller features two complete sets of grooves machined into a single roll, making it a practical solution for jewelers and metalsmiths who need to produce a range of wire dimensions without swapping equipment.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003e9 V-grooves\u003c\/strong\u003e allow you to draw down and shape wire into angular profiles, progressing through a series of graduated sizes. The \u003cstrong\u003e7 half-round grooves\u003c\/strong\u003e provide the forming capacity for classic half-round wire profiles across a span of diameters. Both groove sets are arranged in ascending size order, giving you consistent, incremental reduction passes.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNine V-grooves ranging from 1.2 mm to 3.4 mm for angular wire forming\u003c\/li\u003e\n\u003cli\u003eSeven half-round grooves ranging from 1.4 mm to 4.0 mm for half-round wire profiles\u003c\/li\u003e\n\u003cli\u003eDual-function design combines two groove types on a single upper roller\u003c\/li\u003e\n\u003cli\u003eDirect replacement part compatible with Blue and Silver Economy rolling mills\u003c\/li\u003e\n\u003cli\u003eGraduated groove sizing supports step-by-step wire reduction passes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Mills\u003c\/th\u003e\n\u003ctd\u003eBlue Economy and Silver Economy rolling mills\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRoller Position\u003c\/th\u003e\n\u003ctd\u003eUpper roller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eV-Groove Count\u003c\/th\u003e\n\u003ctd\u003e9 grooves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eV-Groove Range\u003c\/th\u003e\n\u003ctd\u003e1.2 mm – 3.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHalf-Round Groove Count\u003c\/th\u003e\n\u003ctd\u003e7 grooves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHalf-Round Groove Range\u003c\/th\u003e\n\u003ctd\u003e1.4 mm – 4.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Economy","offers":[{"title":"Default Title","offer_id":43581240410326,"sku":"128.2031","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/upper-v-grooves-and-12-round-wire-roller-for-blue-and-silver-economy-rolling-mills-otto-frei.jpg?v=1719957642","url":"https:\/\/www.ottofrei.com\/products\/economy-rolling-mill-upper-v-half-round-wire-roller","provider":"Otto Frei","version":"1.0","type":"link"}