cast iron annular cutters for mag drill

{"cid":"91224012","title":"NACO Blue Annular Cutter Drill Bits 1\/2\"X1\" HSS Annular Cutter For Magnetic Drill","imgUrl":"https:\/\/img.chinax.com\/nimg\/c9\/b8\/06d9c89afb71a8844f9dae81a93f-200x200-1.jpg","attrs":{"Price":"5-60USD","Brand Name":"ZWEIMENTOOL","Model Number":"NACO Blue Coated Annular Cutter","Minimum Order Quantity":"1","Delivery Time":"7-30 days","Certification":"ISO","Place of Origin":"CHINA","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union","Supply Ability":"20000 PCS\/Month","Packaging Details":"Plastic Box and Standard Export Carton","Application":"Metal cutting","Shank Diameter":"19.05mm","Diameter":"1 inch, 2 inch","Service":"OEM\/ODM","Compatibility":"Magnetic drill press","Material":"High Speed Steel"}}