Profile: Zhuotuo Precision Tools (Suzhou) Co., Ltd. specializes in manufacturing cutting tools. Our products include annular cutters, magnetic drills, and diamond core drills. HSS angular cutter can be used for various magnetic drilling machines. They can be widely used for drilling steel, copper, aluminum, stainless steel and plastics. Our annular cutter has tooth geometry, which can provide clear cutting, speed, and small vibration.