User manual for G3
60
b) Select an alloy drill with same diameter of the expansion screw tight
circle (inflation tube). Note that we have two types of hanger bracket.
The distance marked in above picture is 300mm. Another one is
232mm. Customer can choose one of it for drilling different holes
distance on the wall/pole.
c) Drill holes on the marked place, the depth of hole should be the same
as bolt length, then insert the expansion bolt tube into hole.
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