기능

• Hole-drilling, pilot hole enlargement, correction, chamfering. Supports various diameters with one piece.
• Straight Axis Type
• Supports various applications and materials such as thin steel plates, pilot holes for wood screws, curved surfaces of pipes, etc.
• Uses cobalt high-speed steel for high performance sharpness and life.
• The blade has undergone special processing and unique polishing, so it has less resistance during work and excellent sharpness and discharge of chips.
• The drill has less side slip, excellent bite to work material, and does not require a center punch.
• Reduces back burrs and reduces deburring work after drilling.
• Do not use on heat-treated metal plates.
• Be sure to wear protective equipment such as dust glasses, safety shoes, dust mask and earplugs.
• Use the model for ironwork (rotation only) referring to the appropriate number of revolutions indicated in the instruction manual.