C5 adapter 35mm diameter 50mm outside socket diameter. Resolution 0.01mm (0.0004). This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Adapters & Holders\Boring Head & Adapters". The seller is "igorpudak" and is located in this country: US. This item can be shipped worldwide.