DIN 6527, THREE FLUTE MICRO GRAIN CARBIDE 45°HELIX END MILLS Short Length, 3 Flute, Center Cutting, 45°Helix, with Flatted Shank 品名:3刃45°螺旋角微晶硬质合金铣刀 德标DIN6527 描述:短柄,3刃,过中心,45°螺旋角,平柄。