기능

• Cutting edge shape with emphasis on sharpness that can be drilled at high speed with a special rotary drill.
• With the adoption of one-touch system, cutter and shank can be easily disassembled, and cutting pieces can be easily taken out.
• Among PVC pipes, rigid PVC pipes with ribs (commonly known as PVC pipes) have uneven surfaces, which may cause cracks or chips in some cases due to the cemented carbide tip. Use a hyperdial core drill instead of a PVC pipe core for these PVC pipes.