Hose clamps Radiator

Here is a set of original radiator clamps. These do upper and lower on Aussie V8.
They have the part number stamped on them (SP 1572). This number corresponds with the genuine holden number in the parts book.
There are finished in gold or rainbow zinc. The screw is in silver zinc.
They also have a straight blade screw slot.
Detail of the heater hose clamps will follow.