Authentic Easy Wood Tools Ci0 Round Carbide Replacement Cutter  for Full and Pro Size  Finishers Lathe Woodturning Tools Ci0 Authentic Easy Wood Tools 100% manufactured in the USA by the leader in carbide insert lathe woodturnings technology Ci0cutter designed to fit full and pro size finishers; .625" diameter by .110" thick, 8-32 screw The perfect grade of carbide produces the best combination of sharpness and durability Optimal grinding process produces the flattest and truest cutting surfaces The right geometry or cutting angle is ground to the produce an edge the cuts cleanly and safely.