
ETA 19/0665 v03 of 22/01/2020 page 8 of 18
Table B6: Parameters of drilling, cleaning and setting tools for hammer drilling (HD)
Element
Drill and clean
Installation
Rebar
Hammer
drilling
(HD)
Brush
HIT-RB
Air nozzle
HIT-DL
Extension
for air
nozzle
Piston plug
HIT-SZ
Extension for
piston plug
Maximum
embedment
depth
1)
-
Size
d
0
[mm]
Size
Size
[-]
Size
[-]
l
b,max
[mm]
ϕ 8
10
10
10
HIT-DL
10/0,8
or
HIT-DL
V10/1
-
HIT-VL 9/1,0
250
12
12
12
12
1000
ϕ 10
12
12
12
12
250
14
14
14
14
HIT-VL
11/1,0
1000
ϕ 12
14
14
14
14
250
16
16
16
16
1000
-
18
16
18
ϕ 14
18
18
18
18
1000
-
18
18
18
ϕ 16
20
20
20
HIT-DL
16/0,8
or
HIT-DL B
and/or
HIT-VL
16/0,7
and/or
HIT-VL 16
20
HIT-VL
16/0,7
and/or
HIT-VL 16
1000
-
22
20
22
ϕ 18
22
22
22
22
1000
ϕ 20
25
25
25
25
1000
-
28
25
28
ϕ 22
28
28
28
28
1000
ϕ 24
32
32
32
32
1000
ϕ 25
32
32
32
1000
ϕ 26
35
35
35
1000
ϕ 28
35
35
35
1000
ϕ 30
-
35
35
1000
37
37
37
ϕ 32
40
40
40
1000
1)
Assemble extension HIT-VL 16/0,7 with coupler HIT-VL K for deeper drill holes.
Annex B4
of ETA N° 19/0665
Intended Use
Parameters of drilling, cleaning and setting tools for hammer drilling