기능

• Stable perforation is possible with little catch or impact due to perforation. Even if you use it for a long time, it reduces the strain on your body and reduces fatigue.
• Hole-drilling close to a circle is realized.
• Improved positioning performance.
• Improved safety when contacting reinforcing bars. (Reduces swinging by electric motor)
• Penetrate through deck plate.
• Less outer diameter wear
• Uses a screw shape suitable for the power and rotational speed of a charging hammer drill. (3.2~6.0 mm)
• In the case of a small diameter size and the chips are clogged, pull the bit to remove the chips easily. In some cases, if the cutting chips continue to be filled, the bit may be damaged.
• Screw Type