Valenite KM63 3/4 Boring Bar Holder VM63MT BAEC075 276 (LOC1033B). Coolant Through: Yes (Coolant Blast). For technical assistance and support please use the "Ask a Question" link at the bottom of the listing. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Other Toolholding". The seller is "superiormachinetools" and is located in this country: US.