Carbide Burr (SB-2D) Cylindrical End Cut - Double Cut - 1/4 x 5/16 x 3/4 x 2 1/2 $11.55 Country/Region of Manufacture United States Brand Buckeye Carbide condition New Cylindrical End Cut - Double Cut - 1/4 x 5/16 x 3/4 x 2 1/2 A product of Buckeye Carbide. Made in USA!