Bosch GAS12-25 Professional Power Tools

First model with patented self-clean technology Superior suction power with innovative self-cleaning technology. 1 Consistent & powerful suction Patented “self-cleaning” technology cleans filter automatically offer consistent & strong suction. 2 Dust-free work space 99.95% of fine dust (>0.3 micron) are filtered while vacuuming with H13 HEPA filter 3 Reduced cost of ownership Pre-filter technology extends main filter lifespan X3 times