规格范围：D3-D20。
特点说明：3刃设计，高稳定性，定心能力强，能适应断续加工，能获得稳定的加工尺寸和表面质量，适合高速大进给切削。
适用范围：用于灰铸铁，球墨铸铁，铝合金、铜合金等材料的加工。
客户需要提供的资料：被加工材料及硬度、孔径公差和孔深、通孔/盲孔、表面粗糙度要求、柄部形式和其他特殊要求。可根据客户需求非标定制。
Specification: D3-D20.
Features: 3-flute design, good stability, strong centering, can adapt to the discontinuous processing and obtain the stable machining dimension and surface quality, suitable forhigh-speed feed cutting.
Application: Processed for gray iron,ductile iron,aluminum alloy ,copper alloy and other materials.
Information that customer needs to provide: Processed materials and hardness, aperture tolerance and hole depth, through/blind holes, surface roughness, shank types and other special requirements.
