BFL 2 Flutes Solid Carbide Ball Nose End Miller 1) Good Material Grade : HRC45 /55 /60 /65 . Taiwan CB Carbide , Kennmetal from USA .Sandvik from Switzerland.2) Workmanshop : Made by the latest 5-Axis Grinder Machine from Germany. as me know our workmanshop more one process with other end mill factory.so our end mill is more sharp and longer life.3) Competitiveprice and good quality:our main customer is wholesalers. so if you have a bulk order. we will offer a favourable price for youIf you have any need,please contact me at any time!R diameterFlute lengthOverall lengthShank lengthR0.52504R0.753504R1.04504R1.255504R1.56504R1.757504R2.08504R2.259506R2.510506R2.7511506R3.012606R3.2512608R3.512608R3.7514608R4.016608R4.016758R4.5187510R5.0207510R6.0247512R8.03210016R10.03210020R12.53515025