Vacuum Sealed Design: Prevents dust leakage, tightly seals the dust box, vacuum soft cover tightly seals to resist dust leakage, easily open to remove dust. Plastic Material: The dust bowl is highly heat and wear made of plastic material, ensuring it does not crack easily during drilling. Simple Installation: Simply attach the dust collector to the ceiling or wall, effectively preventing dust dispersion during drilling, with a built in leveling meter for precise drilling. Drill Dust Collector: Suitable for most drill bits and hole saws, supports drill bits of 0 to 13mm, ideal for dust prevention drilling with electric drills and hammers. Easy to Clean: Simply wash the drill bit dust collector after each use for long lifespan. Note: Only includes dust collector, does not include hole opener., Manufacturer: Akfldms