Dorian Tool S-STUC Round Shank Steel Miniature Screw Lock Boring Bar, Right Hand Cut, 4" Overall Length, 5/16" Minimum Bore Diameter, 1/2" Shank Diameter

Small hole capacity to a minimum of 0.175. High tech insert pocket has been scientifically designed to eliminate vibration and maximize the depth of cut. Rigidity - bar made of heat treated, precision ground alloy steel as well as solid carbide. Insert locking - the insert is securely held with the torx screw to reduce tool slipping. Better finish - the clearance angle of the insert, in relation to the cutting edge, gives the best micro finish. Eliminate reamers - the small hole boring capacity can now bore holes that were once reamed. The miniature boring bars are replacing reamers with many advantages. Close tolerances. Bores to a blind hole. Better surface finish. Less machine load. Never gets stuck. Bores to a blind hole. Minimum diameter of 0.175. Style U - negative 3 degree end cutting edge angle for 7 degree positive triangle TCUT 52.50 inserts.