INNOVATION AND INVENTION DESIGN
Double-layer dust-proof design, which perfectly collects dust without spreading to the outside. When you use it on the side wall or punch holes to the ceiling above，Bearing design prevents heat and wear.
EARHOLE DESIGN BEARING DESIGN,HIGH QUALITY SILICA GEL
There are two holes on the sides of the bearing, allows you to fix it when driving, making you drilling more stable and efficient.
The place where the dust cover and the electric drill are in contact is equipped with a bearing, which can effectively prevent the abrasion caused by the self-transfer heat of the electric drill. Moreover, the bearing can be replaced by a new one.
COMPATIBLE MULTI SIZES
The drill cover is suitable for most kinds of drill on the market, both suitable for household use and professional workers.
S is suitable for drills that is 150 mm while L is for 160 mm, two sizes of your choice to meet needs.
Suitable for electric hammer, electric pick, percussion drill, hand drill and so on. Protect your health from dust. It would be a worthwhile choice.