Drilling dust collecting bag for brick work, has adhesive tape covered with foil and affixed on upper edge of rear side of collecting bag, where bag is affixed on marked drilling place before drilling, such that dust falls into bag
摘要
<p>The bag has a ten centimeter long adhesive tape (5) covered with a foil and affixed on an upper edge of a rear side of the collecting bag (3). A hole through the tape and bag is provided as drilling template in the middle of the tape. A small ruler is affixed on the bag, and the bag is made up of paper or plastic foil. The bag is affixed on a marked drilling place before drilling, such that the drilling dust falls into the bag.</p>
