◆An alloy steel 3-knives compound cutter, which includes an external knife, a center knife, and an internal knife. Therefore, it has higher maintenance and lower chances of being broken or fallen apart.

◆The extension edge of the head part has a resisting function that can use to avoid drilling too deep or too hard during the operation.

◆Applicaiton to iron boards, stainless steel boards, aluminum boards, FRP boards, and plastic resin plastic boards, etc.

◆Need to coordinate with driller or drill machine. The max. punching capacity using stainless steel board: 5mm.