Starrett DCH0034-G - HSS Deep Cut Hole Saw BiMetal 3/4" (19MM) X 2" (51mm) New in original box.  I have many of these and will be glad to combine shipping on multiple orders.  After purchase do not pay until I send a combined shipping invoice.  If Ebay requires you to pay immediately I will refund the extra shipping cost.  Price is for each hole saw.