G6478 5/16" Screw Shank Boring Bit   See larger image and other views  Your Price:** $19.95 Customers who purchased this item also purchased: G6479 3/8" Screw Shank Boring Bit $19.95 G5952 Boring Head - 2 Spindle for G4185 $399.95 G4185 Horizontal Boring Machine $1,595.00 Description For use with our G4185 Horizontal Boring Machine. See page 81 of our 2008 Grizzly Catalog! See similar items in: > Home > Drilling & Boring > Specialty Bits Final prices will include state sales tax for items shipped to WA, MO, or PA. Shipping charges for items not shipped via truck freight will be added according to our shipping rates.