MT6 to MT4 Morse Taper Adapter Morse Center Sleeve 6MT to 4MT in Prime Quality
Outside Morse Taper 6. Inside Morse taper 4. We also have other size of morse center sleeves For Sale: MT2-1, MT3-1, MT3-2, Mt4-2, MT4-3, MT5-2, MT5-3, MT5-4, MT6-3, MT6-4, and MT6-5. Run out: 0.0002".