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Download the Data sheet as PDF-file:

Basic information - W80 (3.5")

Hole size Ø 95 / 102 mm (3.7 / 4.0")
Water consumption
70 - 270 l/min (18 - 70 USgpm)
Max operating pressure
180 bar (2 610 psi)



 

The Wassara technology uses water to power the DTH hammer. This makes it the ideal choice for drilling in sensitive areas as well as for drilling long straight holes. The water-powered hammer is capable of penetrating almost any formation while maintaining speed and accuracy.

Technical specification

W80 Hammer

Length A

1 049 mm (41.3")

Length B

977 mm (38.5") 

Diameter C

Ø 91 / 98 mm (3.6 / 3.9")

Size D

Ø 64 mm (2.5") 

Weight

32 kg (70.5 lbs) 

Bit diameter

Ø 95 / 102 mm (3.7 / 4.0") 

Operating pressure interval

60 - 180 bar (870 - 2 610 psi)

Water consumption interval 70 - 270 l/min (18 - 70 USgpm) new to worn

Frequency at maximum operating pressure

60 Hz (3 600 blows/min)

Feed force, formation dependant 7 000 - 10 000 N (1 570 - 2 250 lbf) 

Rotation speed, formation dependant

60 - 100 rpm

Rotation torque, formation dependant

800 - 1 500 Nm (590 - 1 100 lbf-ft) 

Drill rod

Wassara Drill rod Ø 76 mm (3"), Thread API 2 3/8" Reg 

Recommended water pump

WASP100D / WASP100E VSD, 360 l/min (95 USgpm) @ 200 bar (2 900 psi)

Bit shank

Wassara 3.5

 



 





 

W80 Hammer sizes

Hammer diameter Part no.
Ø 91 mm 1002065-91
Ø 98 mm 1002065-98



 

W80 Parts list

Pos Detail Spare part kit Part no.
1 Drill bit Ø 95 mm Speed SB
Drill bit Ø 102 mm Speed SB
 

3000011
3000126

2 Chuck   1000737
3 Bit retainer   1002877
4 Seal kit 1, 2 1002077
5 Guide sleeve  

1000061

6 Hammer case Ø 91 mm
Hammer case Ø 98 mm
 

1001136-91
1001136-98

7 Piston bushing 1, 2 1000063 
8 Inner tube   1001125
9 Piston 1, 2 1001124

10

Sliding case   1000259
11 Valve house 2 1001123
12 Valve 2 1001078
13 Sleeve   1000265
14 Lid   1000070
15 Filter 1, 2 1001386
16 Filter support   2000004
17 Backhead API 2 3/8" Reg Pin   1000281
       
  Spare part kit 1   1002217
  Spare part kit 2   1002218