for spindles with automatic tool change.
Internal grinding arbors are requested by the customer.
Normally the grinding arbors have an interface for a threaded stud (GB).
Optionally, the HSK internal grinding arbors are available with a thru-hole for a coolant supply.
HSK-E internal grinding arbors are available in sizes HSK-E32, HSK-E40, HSK-E50 and HSK-E63.
Supplied without threaded stud and without grinding wheel.