一、简介我厂自行设计 G90T20硬质合金可转位搪孔刀,是作为粗加工和半精加工的孔加工切削工具,代替焊接搪孔刀。被加工孔光洁度可达▽4～▽5。二,刀具特点(1)杠杆式借助切削力夹紧,夹紧可靠,不怕振动,不怕突然增大的切削量,能 I. Introduction I plant design G90T20 carbide indexable boring cutter, as the roughing and semi-finishing hole machining cutting tools, instead of welding boring knife. Machined hole finish up to ▽ 4 ~ ▽ 5. Second, the tool features (1) Leveraged by cutting force clamping, clamping reliable, not afraid of vibration, not afraid of suddenly increasing the amount of cutting, can