TUF-S / TU-S / TUC-S
1.1
1.2 1.3
1. Pre-drill the panel
1.4
1.6
1.5
1.1
Use a blind-hole
drill bit
1.2
Do not use a drill bit
with a point angle
1.3
Do not use a
worn-out drill bit
1.4
Panel must lie on
a hard surface
1.6
Clean drill-hole
from dirt
1.5
Keep a right angle
during the drill
process
thickness
6
0
-0,1
ø
Bracket
+0,5 0
Drill depth
L
6,5
ø
-7,0
12
≥
TUF-S Length – Bracket Thickness
= TUF-S Drill depth
TU-S Length – Bracket Thi 0,5 mm = TU-S Drill depth
TUC-S Length – Bracket Thi 1,0 mm = TUC-S Drill depth
The geometry of the drill hole shall be checked minimum on 1% of all
drillings.
Nominal measure: Ø 5,9 – 6,0 mm
Pre-drill using a Ø 6 mm blind-hole drill with depth stop
Life expectancy for SFS drill bits
Drill bit
in
HPL
in
fibre cement
HSS
100 – 150 drills
25 – 100 drills
VHM
500 + drills
250 – 500 drills
Drill depth tolerance: +0,5 / 0