{"product_id":"bt40-shell-mill-arbor-22mm-pilot-diameter","title":"BT40 Shell Mill Arbor 22mm Pilot Diameter","description":"\u003cp\u003eThe BT40 Shell Mill Arbor 22mm (BT40-FMB22-45L \/ 41-337-007) is precision-engineered for securely mounting face milling cutters, shell end mills, and slotting saws with a 22mm bore onto CNC milling machines and machining centers equipped with a BT40 spindle taper. Designed with a 45mm projection length, this toolholder provides exceptional rigidity and stable tool retention during high-speed machining operations.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-grade alloy tool steel, precision-ground across all critical contact surfaces, and dynamically balanced to G6.3 at 15,000 RPM, this arbor ensures low runout, minimal vibration, and extended spindle and cutting tool life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDynamically Balanced (G6.3 @ 15,000 RPM): Precision balanced to reduce vibration, minimize chatter, and ensure smooth high-RPM performance.\u003c\/li\u003e\n\u003cli\u003eBT40 Spindle Taper: Standard 7:24 BT40 taper engineered for secure retention and rapid tool changes in BT-compatible machining centers.\u003c\/li\u003e\n\u003cli\u003e22mm Pilot Diameter: Precision-machined 22mm spigot mounting diameter designed specifically for 22mm bore face mills and shell cutters.\u003c\/li\u003e\n\u003cli\u003e45mm Projection Length: Compact 45mm gage length minimizes overhang, maximizing structural rigidity under heavy radial and axial loads.\u003c\/li\u003e\n\u003cli\u003ePositive Drive Engagement: Equipped with robust drive keys and a heavy-duty center clamping cap screw to prevent tool slippage under high torque loads.\u003c\/li\u003e\n\u003cli\u003eLaser-Engraved Markings: Clearly labeled with model designation (\"BT40-FMB22-45L\") and balancing specs for fast workshop identification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShank Taper: BT40 (JIS B 6339 \/ MAS 403 BT)\u003c\/li\u003e\n\u003cli\u003eArbor \/ Pilot Diameter: 22 mm (FMB22)\u003c\/li\u003e\n\u003cli\u003eProjection \/ Gage Length: 45 mm\u003c\/li\u003e\n\u003cli\u003eDynamic Balance: G6.3 @ 15,000 RPM\u003c\/li\u003e\n\u003cli\u003eModel Code: BT40-FMB22-45L\u003c\/li\u003e\n\u003cli\u003eItem Number: 41-337-007\u003c\/li\u003e\n\u003cli\u003eMaterial: Hardened Alloy Tool Steel\u003c\/li\u003e\n\u003cli\u003eApplication: Face Milling \u0026amp; Shell End Milling on BT40 CNC Machines\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Twin Eagle","offers":[{"title":"Default Title","offer_id":53075479658783,"sku":"41-337-007","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/2484\/1799\/files\/bt40-shell-mill-arbor-22mm-pilot-diameter-1315088.jpg?v=1792516213","url":"https:\/\/twineagleimports.com\/products\/bt40-shell-mill-arbor-22mm-pilot-diameter","provider":"Twin Eagle Imports ","version":"1.0","type":"link"}