Soba 1 3/4 inch Boring Head Set with R8 Bridgeport Shank

These are very versatile and useful in any machine shop. They have a rigid design and the interchangaeble threaded shank allows for ease of use on different machines.
The design of the head is such that it is very useful for making heavy roughing cuts as well as more precise finishing cuts .
Three HSS Boring Bars included
Head Diameter – 1 3/4″
Overall Head Length – 2″
Boring Bar Hole – 3/8″
Slide Radial Travel – 5/8
Minimum Bore – 3/8″
Maximum Bore – 3 3/16″
Mounting Thread 7/8 x 20
Graduated- 0.01″