{"product_id":"r8-shank-face-end-mill-arbor-kit-with-716-20unf-th","title":"R8 Shank Face End Mill Arbor Kit With 7\/16-20UNF Thread, 400R-50-22-4T 50mm 4-Flute Cutter Bore 22mm, Includes 10 APMT1604 Carbide Inserts And T15 Wrench For CNC Milling All-In-One Pro Grade Kit","description":"\u003cdiv\u003eAll-In-One R8 Arbor Kit: 50mm Cutter, 10 Carbide Inserts\u003cbr\u003e\n✔️ R8 FMB22 Arbor 7\/16-20UNF, 22mm bore; 50mm cutter \u003cp\u003e This pro-grade all-in-one shank face end mill arbor kit includes 1 x R8 FMB22 Arbor, 1 x 400R-50-22-4T cutter, 1 x T15 wrench, and 10 x APMT1604 carbide inserts. It’s designed for CNC milling on milling machines, using an R8 spindle with 7\/16-20UNF drawbar threads and a 22 mm bore. \u003c\/p\u003e \u003cp\u003e✅ R8 FMB22 Arbor: 7\/16-20UNF (0.4375 in) \/ 11.11 mm bore 22 mm (0.87 in)\u003cbr\u003e\n✅ 50 mm diameter, 4-flute face end mill cutter, bore 22 mm (0.87 in)\u003cbr\u003e\n✅ 10 x APMT1604 carbide inserts: 85° nose, 11° relief\u003cbr\u003e\n✅ Includes T15 wrench for quick tool changes\u003cbr\u003e\n✅ Ideal for milling planes, grooves, and cutoffs on CNC mills\u003cbr\u003e\n\u003c\/p\u003e \u003cp\u003e💡 What is an end mill arbor used for in CNC milling and why choose a specific bore and thread?\u003c\/p\u003e\n\u003cp\u003eEnd mills rely on a rigid, correctly sized arbor for stable, precise cutting.\u003c\/p\u003e\n- Provides rigid coupling between spindle and cutter to minimize runout\n- Ensures compatibility with standard drawbar threads like 7\/16-20 UNF\n- Supports precise bore alignment (22 mm) for consistent cutting\n- Enhances tooling life and surface finish in milling operations\n\u003c\/div\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52404884111679,"sku":"VXB0B8NK6PXZ","price":123.73,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/r8-shank-face-end-mill-arbor-kit.jpg?v=1776657185","url":"https:\/\/bearingscanada.com\/products\/r8-shank-face-end-mill-arbor-kit-with-716-20unf-th","provider":"Bearings Canada","version":"1.0","type":"link"}