Product Description Product Description Carbide End Mill Processing For Aluminum 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) Competitive price and good quality: Our main customer is wholesalers. So if you have a bulk order. We will offer a favourable price for you. 4) Short Delivery time: We have enough CNC machine import from Germany. If you have any need, please contact me at any time! Thanks!Flute diameter(d1) Flute length (L2) Total length(L1) Shank diameter(d2) 1.0 3 50 4 2.0 6 50 4 3.0 8 50 4 4.0 10 50 4 5.0 13 50 6 6.0 15 50 6 7.0 18 60 8 8.0 20 60 8 9.0 23 75 10 10.0 25 75 10 11.0 28 75 12 12.0 30 75 12 16.0 40 100 16 20.0 40 100 20