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Section 3 - Slate B
ol
t I
nstal
lation
Drill the holes on each marked position with a high quality 25mm masonry bit. Make sure the drill
does not spin too fast or you may break the tile / slate. Do not penetrate beyond the tile / slate. After
drilling the holes into the slates, use an 8mm wood bit to make a hole through the rafters at each
position. Bolt the bottom part of the slate bolt into each hole.
Note: The angle between rafter and
drill bit must be 90
o
.
90°
