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Follow along with a detailed 44-minute machining tutorial demonstrating the complete process of fabricating three custom BT40 extended arbors designed for holding adjustable boring heads on a milling machine. Learn the step-by-step process starting with machining the main shanks on a Hafco TM-1740G lathe, including turning the OD and cutting external threads. Master the technique of setting up and cutting precise tapers using a BT40 arbor as a reference, followed by transitioning to a Hafco BM-63VE milling machine to cut drive slots. Discover finishing techniques including deburring on a pedestal grinder and the professional tufftride nitriding treatment process for enhanced durability and corrosion resistance. Gain practical insights into creating precision shop-made tools that improve workshop efficiency and capabilities.
