3064 Sherline Boring Tools, 5/16 inch Single Tool
SKU: 3064
These high-speed steel cutting tools are designed for use with the Sherline boring head. They have a 3/8" (9.5mm) diameter shank. P/N 3064 is 5/16" but has a longer 1.5" reach. If desired, they can easily be ground down to work in a smaller hole.