Aloris BXA #4 Quick Change Boring Bar Tool Holder. Toolbit Max 3/4 Equipped with a split bushing to accommodate a boring bar of smaller diameter. It grips bar with extreme rigidity, cuts smoothly without chatter. Other Bushings available in Store.This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Quick Change Tool Post". The seller is "ajaxtoolsupply" and is located in this country: US. This item can be shipped to United States, China, Mexico, Germany, Japan, Brazil.