Tool cup extension Product code: A-8014-1610 Tool cup extensionThe tool cup extension will provide the required clearances for conducting a vertical 220° partial arc test on a machine, for collet sizes up to ER40 (63mm diameter collet nut). It has two different outer diameters, the smaller diameter is 12mm and the larger diameter is ½ inch, to suit different collets.[0B] Tool cup extension The tool cup extension will provide the required clearances for conducting a vertical 220° partial arc test on a machine, for collet sizes up to ER40 (63mm diameter collet nut). It has two different outer diameters, the smaller diameter is 12mm and the larger diameter is ½ inch, to suit different collets. [0B] Price: £27.71 All prices are ex VAT Limited AvailabilityLonger lead times may apply.Contact us for more information. Add to new group Before you begin to add items to your favourites please create your first group: Product sucessfully added to View favourites Processing request The tool cup extension provides the required clearances for conducting a vertical 220° partial arc test with a QC20 ballbar on a machine. It has two different outer diameters. The smaller diameter is 12 mm and the larger diameter is ½ inch, to suit metric/imperial collets. Related products £90.37 Centre ball £90.37 Transducer ball £96.38 Tool cup assembly £18.07 Cover ring £151.81 QC20-W battery end cap assembly Shopping security Recall your cart