3 PIECE BORING TOOL SET WITH 2" HEAD, R8 SHANK & 1/2" BORING BAR SET (1001-0106)

R8 Boring Tool Set Includes a 2" Head, an R8 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. A micrometer lead screw provides 0.001" direct reading accuracy and makes adjusting easy. 1 DIV = 0.001 which means when turning the dial by 1 division/graduation, the boring head's travel is 0.001" in radius movement and 0.002" in diameter movement. Shipping Weight: 6 lbs