Carbide Grit Riedinger Bit Seat Burr , available Grit Types , Capps Manufacturing 669 1/4-28 threaded shankCarbide Grit Riedinger Bit Seat Burr , available Grit Types , Capps ManufacturinSKU: Capps Manufacturing 669$59.99PriceAvailable Grits*Quantity*Add to Cart