Shars 3" Boring Head R8 Shank 11pcs Carbide Tipped 3/4" Boring Bar Set New. A micrometer lead screw provides 0.001 direct reading accuracy and ease of adjusting.
The main lead screw has between 10 to 15 graduations of backlash. Double bar holder permits a greater boring range without an extreme offset condition. 1 division is equaled to 0.001 travel in diameter. 3/4 boring bar set 12 pcs. 3/4 C-6 Carbide Tipped Boring Bar Set.
R8 Shank 1-1/2-18 Threads for Boring Head. If you need to speak to a sales person feel free to call. We are open Monday through friday 8:30 to 5:00 est.