{"product_id":"acrow-bt40-ak4-145-ak-modular-boring-shank-o39-mm-145-mm-length","title":"Acrow BT40-AK4-145 – AK Boring Shank Ø39mm, 145mm","description":"\u003cp\u003e\u003cstrong\u003eAcrow BT40-AK4-145 – AK Modular Boring Shank (Ø39 mm, 145 mm Length)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eAcrow BT40-AK4-145\u003c\/strong\u003e is a medium-length \u003cstrong\u003eAK Modular Boring Shank\u003c\/strong\u003e designed for use with AK4 boring heads. With a 145 mm gauge length and 39 mm body diameter, this arbor offers an excellent balance of rigidity and reach, ensuring precise boring with stable cutting performance. Its precision-ground surface and hardened alloy construction deliver high accuracy and long service life.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Acrow\u003c\/li\u003e\n\u003cli\u003eType: AK Modular Boring Shank\u003c\/li\u003e\n\u003cli\u003eModel: BT40-AK4-145\u003c\/li\u003e\n\u003cli\u003eCompatible Boring Head: AK4\u003c\/li\u003e\n\u003cli\u003eFigure No.: 2\u003c\/li\u003e\n\u003cli\u003eBody Diameter (ØD): 39 mm\u003c\/li\u003e\n\u003cli\u003eFlange Diameter (ØD1): 50 mm\u003c\/li\u003e\n\u003cli\u003eGauge Length (L): 145 mm\u003c\/li\u003e\n\u003cli\u003eExtension (L1): 56 mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Hardened Alloy Steel\u003c\/li\u003e\n\u003cli\u003eSurface Finish: Precision Ground\u003c\/li\u003e\n\u003cli\u003eRun-out Accuracy: ≤ 0.005 mm\u003c\/li\u003e\n\u003cli\u003eApplication: Ideal for moderate-depth boring operations using Acrow AK4 heads on BT40 spindle machines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACROW MACHINERY MFG CO LTD","offers":[{"title":"Default Title","offer_id":51245934280740,"sku":"BT40AK4145","price":121.97,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/5598\/3396\/files\/acrow-machinery-mfg-co-ltd-adaptor-acrow-bt40-ak4-145-ak-boring-shank-o39mm-145mm-4748072165567-1207372406.png?v=1786428043","url":"https:\/\/www.layerspecdynamics.com\/de\/products\/acrow-bt40-ak4-145-ak-modular-boring-shank-o39-mm-145-mm-length","provider":"LayerSpec Dynamics","version":"1.0","type":"link"}