9pack Set 2 Boring Head R8 Shank 1/2 Carbide Boring Bar Set Replacement For Brid

  

2" Boring Head R8 Shank Specification: Head size: 2" Boring bar Hole: 1/2" Cross Hole Dia: 1/2" Maximum Off Set: 5/8" Thread: 1.5"-18 Graduations: 0.001/0-50 Center Distance bt 2 bottom hole: 0.60 When the direction of the dial is reversed, the backlash between the gear train is listed below.