Flex Shaft Grinder and DrillReasons why drill bits break:
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Safety:
Set up:Clamp the Rotary Tool
SafetyA note about safety. Specifically, protecting your eyes: safety goggles, safety glasses, face shield. Pick one. Use it. Drills creates Friction . Friction Causes Heat. Using the Drill causes pressure. Pressure and Heat will cause the bit to flex and then break |