{"product_id":"extra-large-cutting-broaches-7mm-10-5mm-clock-repair-winding-arbor-bushing-tool","title":"Extra Large Cutting Broaches 7mm–10.5mm Clock Repair Winding Arbor Bushing Tool","description":"\u003cdiv\u003e\u003cdiv\u003e\n\u003c!--end-header-3dsellers.com-ld-html--\u003e\u003cp\u003eDescription\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003eA set of four \u003cstrong\u003eextra large five-sided cutting broaches\u003c\/strong\u003e in sizes that are difficult to find on the open market. While most broach sets only go up to 4mm, this set covers the \u003cstrong\u003e7mm to 10.5mm range\u003c\/strong\u003e — the sizes needed for winding arbor bushing work on longcase, wall, and bracket clocks, as well as larger floor clock movements and mainspring barrels.\u003c\/p\u003e\n\u003cp\u003eEach broach is 150mm in length with a regular taper and five precision-ground cutting edges for controlled, even material removal. Use them to ream out pivot holes, open up bushing seats, or size winding arbor holes to accept new brass bushings via friction fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrand new and unused.\u003c\/strong\u003e An essential addition to any clockmaker's tool kit — especially if you already own a standard set and need to tackle the larger holes that smaller broaches simply can't reach.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eSizes Included\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e7.0\u003c\/div\u003e\n\u003cdiv\u003emm\u003c\/div\u003e\n\u003cdiv\u003eBroach 1\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e8.0\u003c\/div\u003e\n\u003cdiv\u003emm\u003c\/div\u003e\n\u003cdiv\u003eBroach 2\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e9.25\u003c\/div\u003e\n\u003cdiv\u003emm\u003c\/div\u003e\n\u003cdiv\u003eBroach 3\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e10.5\u003c\/div\u003e\n\u003cdiv\u003emm\u003c\/div\u003e\n\u003cdiv\u003eBroach 4\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eKey Features\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra large sizes (7mm–10.5mm)\u003c\/strong\u003e— covers the range that standard broach sets don't include, purpose-made for bigger clock movements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFive-sided cutting profile\u003c\/strong\u003e— provides controlled, even material removal with each pass for accurate hole sizing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e150mm overall length\u003c\/strong\u003e— longer than standard broaches, giving better reach and more gradual taper for precise work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegular taper with ground finish\u003c\/strong\u003e— allows incremental sizing by controlling insertion depth, so you can creep up to the exact fit needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened steel construction\u003c\/strong\u003e— cuts cleanly through brass clock plates, bushings, and other non-ferrous metals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eIdeal For\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eThese broaches are used by clockmakers, horologists, and restorers for:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eWinding arbor bushing work\u003c\/li\u003e\n\u003cli\u003eLongcase \u0026amp; grandfather clocks\u003c\/li\u003e\n\u003cli\u003eMainspring barrel holes\u003c\/li\u003e\n\u003cli\u003eFloor clock movements\u003c\/li\u003e\n\u003cli\u003eBracket \u0026amp; wall clock repair\u003c\/li\u003e\n\u003cli\u003eReaming oversized pivot holes\u003c\/li\u003e\n\u003cli\u003eFitting new brass bushings\u003c\/li\u003e\n\u003cli\u003eGeneral clockmaking \u0026amp; horology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"specs-table\" style=\"margin: 8px 0px 0px; padding: 0px; width: 698.788px; border-collapse: collapse\"\u003e\u003ctbody style=\"margin: 0px; padding: 0px; box-sizing: border-box\"\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box; background: rgb(250, 248, 244)\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003eCutting Broach (five-sided, tapered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eSizes\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003e7.0mm, 8.0mm, 9.25mm, 10.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box; background: rgb(250, 248, 244)\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003e150mm (approx. 6 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003ePieces\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box; background: rgb(250, 248, 244)\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003eHardened Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eSuitable Metals\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003eBrass, bronze, copper, and other non-ferrous metals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box; background: rgb(250, 248, 244)\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003ePrimary Use\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003eClock repair — winding arbor bushings, pivot holes, mainspring barrels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"margin: 0px; padding: 0px; box-sizing: border-box\"\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(59, 47, 30); width: 279.508px; text-wrap-mode: nowrap\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"margin: 0px; padding: 11px 16px; box-sizing: border-box; border-bottom: 1px solid rgb(238, 238, 238); vertical-align: top; color: rgb(85, 85, 85)\"\u003eBrand New — Unused\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!--start-footer-3dsellers.com-ld-html--\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Red Rooster","offers":[{"title":"Default Title","offer_id":60039876936014,"sku":"W1080 841-XL","price":39.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/3879\/7646\/files\/10_0ba8c37b-cb06-4f3e-af7d-57c9aeda8cac.jpg?v=1783113120","url":"https:\/\/redroosteruk.co.uk\/products\/extra-large-cutting-broaches-7mm-10-5mm-clock-repair-winding-arbor-bushing-tool","provider":"Redroosteruk","version":"1.0","type":"link"}