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Bosch Hammer drills

Official Bosch hammer drill parts

Bosch hammer drills are designed with rugged components and powerful motors to help you make quick work of any drilling project. Safety features on Bosch hammer drills help keep you from getting injured while your completing the job. When your Bosch hammer drill breaks down, get the repair parts you need to fix the drill at Sears PartsDirect.

Tips for drilling through metal using your Bosch hammer drill

  • Use a center punch to mark the hole location in the workpiece before you begin drilling.
  • Secure the workpiece firmly before drilling so the workpiece doesn't move.
  • Begin drilling using low speed to prevent the bit from slipping.
  • Use a light multi-purpose oil on the drill bit to keep the bit from overheating.
  • Maintain consistent pressure and use a constant speed to drill the hole.

Bosch hammer drill common repair parts

  • Power cord. The power cord supplies the hammer drill with electrical current.
  • Trigger switch. The trigger switch starts and stops the hammer drill and controls the speed of the drill.
  • Chuck and spindle assembly. The chuck and spindle assembly includes the chuck that holds the drill bit and the spindle that turns to rotate the bit.
  • Compression spring. The hammer drill compression spring applies tension against the directional selection lever as it moves up or down and holds the lever in the position selected.

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