可转位刀片钻头 D4170-03

用于生铁用于不锈钢用于有色金属

65 mm, 68 mm, 70 mm, 78 mm, 80 mm
(2.56 in, 2.68 in, 2.76 in, 3.07 in, 3.15 in)

245 mm, 254 mm, 260 mm, 284 mm, 290 mm
(9.65 in, 10 in, 10.24 in, 11.18 in, 11.42 in)