5. Do not use the tool if any switch does not turn off and on properly.
MAIN APPLICATION AND CHARACTERISTICS
1. Patent 13D can sharpen the drill bit front cutting lip ,lip relief angle and
point angle,you also can control the center spot at random instead of center
drill,escape of chips easily.drill with a light heart.
2. With Taiwan diamond grinding wheel, it can be equipped directly with an
accurate angle and long service life.
3. The electrically controlled and powerful DC motor: stable frequency,
strong horsepower and long service life.
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