Vertex 4" Plain Boring Head
Made in Taiwan, these are a quality boring head and should not be compared with inferior heads made in China & India.
Boring Range 3/8 - 10"
Body Diameter 4"
Boring Bar Hole Diameter 1"
Slide Travel 1"
Micrometer adjustment 0.0005"
Threaded 1.1/2 x 18 UNEF
Part Number BC4-I