1. On brick wall, it is best to attach to mortar joins (砖与砖之间的水泥中) rather than to bricks.
2. You have to drill a hole similar size as the bolt first so that you can put the sleeve in. For that job, masonry drill bit is required.
See a typical usage here: http://au.lifestyle.yahoo.com/b/betterhomesgardens/6230/invisible-clothes-line
and a image of the bolt below:
file:///C:/DOCUME%7E1/MIN%7E1.DRA/LOCALS%7E1/Temp/moz-screenshot.jpgfile:///C:/DOCUME%7E1/MIN%7E1.DRA/LOCALS%7E1/Temp/moz-screenshot-1.jpg
1. On brick wall, it is best to attach to mortar joins (砖与砖之间的水泥中) rather than to bricks.
2. You have to drill a hole similar size as the bolt first so that you can put the sleeve in. For t ...
For the drill itself, ordinary impact drill should be good enough. The choice is drill bits: as previously stated, masonry drill bit is required. Basically bits are different for different materias: usually both wood and metal can use High-speed drill bits, but for masonry, bricks and tiles, masonry bits are required.