Unique cutting edge design, specially used in aluminum alloy, copper alloy processing Dlc coated end mills Manufacturer & Supplier in China - Zhuzhou OBT High Feed End Mill Set 1/8 To 3/4 High Performance Carbide HRC45 Square End Mill With Coating - End Mill And Carbide End Mill 3 Flute Square End Mill Set Buy Wholesale China 1 Flute Mirror olished Aluminum Tool Colourful... Manufactured with five-axis precision grinding machine, Each milling bit is tested by tool testing instruments,Good stability of dimensional accuracy WEXWE Tools DLC Series Carbide Square End Mill, Diamond-Like Coating, End Mill for Aluminum, Copper, Magnesium Alloys, High Silicon Aluminum, Composite Materials,3 Flute,1/8 Shank (.0313 (1/32)", 5pcs Use ultrafine grain tungsten-carbide steel matrix,Perfect combination of toughness and hardness,Improve wear resistance while avoiding breakage and fracture