2 Head Size, 3MT Shank Taper. 10.16 inches x 20.32 inches x 10.16 inches. Head Size 2; Shank Taper 3MT. Shank To Head 7/8"20; Boring Bar 1/2"/9pc. Boring Head: Bar holder moves freely and smoothly.
Design assures superior rigidity for chatter-free boring and precise hole size accuracy. Hardened and Ground adjusting screw designed for long lasting and trouble free use. Tool Capacity Up to 1/2. 3MT Boring Tool Set Includes a 2" Head, an 3MT Shank, and a 1/2" 9 Piece Boring Bar Set The boring head bar holder moves freely and smoothly. The boring head design assures superior rigidity for chatter-free boring and precise hole size accuracy.
The boring head has a hardened and ground adjusting screw designed for long lasting and trouble free use. The tool capacity is up to 1/2. The shank to the head is 7/8-20. The 3MT shank has a 3/8-16 thread. 001 which means when turning the dial by 1 division/graduation, the boring head's travel is 0.001 in radius movement and 0. We guarantee against any defective or misrepresented products.