{"product_id":"acrow-bt50-tsa40m-075-bt50-sk40-reduction-holder-o47-mm-spigot-70-mm-length","title":"Acrow BT50-TSA40M-075 – BT50–SK40 Reduction Holder (Ø47 mm Spigot, 70 mm Length)","description":"\u003ch1 style=\"font-family: Arial; font-size: large;\"\u003eAcrow BT50-TSA40M-075 – BT50–SK40 Reduction Holder (Ø47 mm Spigot, 70 mm Length)\u003c\/h1\u003e\n\u003cp style=\"font-family: Arial; font-size: large;\"\u003eThe \u003cstrong\u003eAcrow BT50-TSA40M-075\u003c\/strong\u003e is a precision \u003cstrong\u003eBT50–SK40 reduction holder\u003c\/strong\u003e designed to allow SK40 toolholders to be used in BT50 spindle machines. Featuring a hardened BT50 external taper and accurately ground SK40 internal taper, it ensures excellent concentricity and secure seating of the mounted toolholder. The compact 70 mm length keeps the overhang to a minimum, maintaining rigidity and machining accuracy while offering a practical solution for mixed taper tool fleets.\u003c\/p\u003e\n\u003cp style=\"font-family: Arial; font-size: large;\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"font-family: Arial; font-size: large;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Acrow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e BT50-TSA40M-075\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e TSA Reduction Holder \/ BT50–SK40 Adaptor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Taper:\u003c\/strong\u003e BT50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Taper:\u003c\/strong\u003e SK40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eØd (Spigot Diameter):\u003c\/strong\u003e 47 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eØD (Flange Diameter):\u003c\/strong\u003e 70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL (Overall Length):\u003c\/strong\u003e 70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH (Flange Thickness):\u003c\/strong\u003e 8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG (Pull Stud Thread):\u003c\/strong\u003e M16 × P2.00 \/ UNC 5\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eW (Drive Slot Width):\u003c\/strong\u003e 15.9 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Alloy Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Finish:\u003c\/strong\u003e Precision Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e For mounting SK40 toolholders into BT50 spindle machines while \u003ca href=\"https:\/\/twineagleimports.com.au\/products\/acrow-bt50-sm32-100-shell-mill-holder-o32-mm-bore-bt50-taper\"\u003emaintaining high rigidity\u003c\/a\u003e and positional accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACROW MACHINERY MFG CO LTD","offers":[{"title":"Default Title","offer_id":51464969978143,"sku":"BT50-TSA40M-075","price":144.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/2484\/1799\/files\/acrow-machinery-mfg-co-ltd-tool-holders-acrow-bt50-tsa40m-075-bt50-sk40-reduction-holder-o47-mm-spigot-70-mm-length-7448721392883-1210966150.png?v=1765512132","url":"https:\/\/twineagleimports.com\/products\/acrow-bt50-tsa40m-075-bt50-sk40-reduction-holder-o47-mm-spigot-70-mm-length","provider":"Twin Eagle Imports ","version":"1.0","type":"link"}