European technical assessment ETA-2 1 / 0 6 2 4
English translation prepared by CSTB
Table B6:
Parameters of drilling, cleaning and setting tools for diamond coring
with roughening tool (RT)
Element
Diamond
coring with
Rebar
roughening
Size
d
14
16
18
20
22
24
25
26
28
1)
Assemble extension HIT-VL 16/0,7 with coupler HIT-VL K for deeper drill holes.
Table B7:
Cleaning alternatives
Manual Cleaning (MC):
Hilti hand pump for blowing out drill holes
≤ 20 mm and drill hole
with diameters d
0
depths ≤ 10 · ϕ.
Compressed Air Cleaning (CAC):
Air nozzle with an orifice opening of
minimum 3,5 mm in diameter.
Automatic Cleaning (AC):
Cleaning is performed during drilling with
Hilti TE-CD and TE-YD drilling system
including vacuum cleaner.
Injection system Hilti HIT-FP 700 R for rebar connections
Intended Use
Parameters of drilling, cleaning and setting tools for diamond coring with
roughening tool. Cleaning alternatives
Drill and clean
Brush
Air nozzle
HIT-RB
(RT)
[mm]
Size
0
18
18
20
20
22
22
25
25
28
28
32
32
32
32
35
35
35
35
Extension
Piston plug
for air
HIT-DL
nozzle
Size
[-]
HIT-DL
18
V10/1
20
HIT-DL
22
16/0,8
or
25
HIT-DL B
28
and/or
HIT-VL
16/0,7
32
and/or HIT-
VL 16
Page 12 of 22 | 1 7 / 0 6 / 2 0 2 2
Installation
Extension
for piston
HIT-SZ
plug
1)
Size
[-]
HIT-VL
18
11/1,0
20
22
25
HIT-VL
28
16/0,7
and/or
32
HIT-VL 16
32
35
35
Annex B6
Maximum
embedment
length
-
2)
l
[mm]
v,max
900
1000
1200
1300
1400
1600
1600
1600
1800