Electric Jackhammer
5
1
Tool
14
Taper shank adapter
2
Retainer
15
Drill bit (with tapered shank)
3
Front cover
16
Hole depth indicating
groove: A standard depth
conforming to the anchor
outside diameter is
indicated.
4
Stopper
17
Core bit
5
Plug
18
Core bit shank
6
Snap off this portion after
driving in the self-drilling
anchor.
19
Centre pin
7
Turning handle
20
Guide plate
8
Anchor adapter
21
Core bit tip
9
Striking by hammer drill
22
Oil gauge: Check the oil
quantity by holding the body
upright.
10
Move right and left
23
Resupply oil when the oil
level drops to less than
approx. 3mm.
11
Hole depth
24
Wear limit
12
Drift key
25
No. of carbon brush
13
Wrench out
Applications
Drilling holes in concrete
Drilling anchor bolt holes
Crushing concrete, chipping, digging, and squaring.
Application Examples
Installation of piping and wiring, sanitary facility installation, machinery installation, water supply and drainage
work, interior jobs, harbour facilities and other civil engineering work.
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