- STM Line - STM-20

PRODUCTS
- LARGE DIAMETER PILE
  - SR Series
    - SR-20
    - SR-30
    - SR-40
    - SR-50
    - SR-60
    - SR-65
    - SR-70
    - SR-80
    - SR-80C
    - SR-90
    - SR-100
  - STM Line
    - STM-20
    - STM-30
- CFA
  - SF Series
    - SF-50
    - SF-70
    - SF-120
    - SF-140
- CRANES
  - SC Series
    - SC-20
    - SC-40
    - SC-65
    - SC-100
    - SC-100 EC
    - SC-120
- ATTACHMENTS
  - Extractors
  - Crane attachment rigs
    - RT3-ST
    - SA-25
    - SA-40
  - Casing oscillators
    - VRM 100 KL
    - VRM 130 KL
    - VRM 150 KL
    - VRM 200 KL
    - VRM 2000
    - VRM 2500
    - VRM 3000
  - Vibrators
    - VTH-1
    - VS-4
    - VS-8
- HYDROMILL & GRABS
  - Tiger Series
    - SC-120
    - SC-120 EP
  - Cougar Series
    - SC-100
    - SC-120
    - SC-120 EP
  - Trench cutters
    - H-5
    - H-8
    - H-10
  - Grabs
    - BH-8
    - BH-12
    - GH-12
    - GH-15
    - GC-11
    - GC-16
- MICRODRILLING
  - Micropiles & Anchoring
    - SM-3
    - SM-5
    - PSM-8
    - PSM-8B
    - SM-14
    - SM-18
    - PSM-20
    - SM-21
    - SM-30**
    - ST-30*
  - Geothermal rigs
    - PSM-8GT
    - PSM-16GT
  - Tunnelling
    - ST-15
    - ST-20
    - ST-30
    - PST-60
    - ST-120
  - Soil investigation
    - PSM-8G
    - PSM-16G
    - STM-8G
    - STM-16G
- SLURRY TREATMENT
  - Bentonite mud equipment
- PUMPS & ANCILLARIES
  - Grouting equipment
  - High pressure pumps
    - 5T-400J
    - 7T-505J
    - 7T-600J
    - 7T-800J
  - Concrete pumps
    - SP-80
    - SP-110
- TOOLS
  - Drilling tools
- INSTRUMENTS
  - DMS

STM-20

Technical data
rated engine power	kW	119
Operating weight (approx.)	t	19**
max diameter	mm	1000/1800*
max depth	m	30
max torque	kNm	100

STM-20 is a drill unit designed to be fast, highly productive and easy to operate. It's a fully hydraulic drilling rig mounted on standard, heavy duty truck. Thanks to its power, reliability, and novel configuration STM-20 meets the needs for a highly capable, easily mobilized drilling rig.

Features of STM-20:
- All States no transport permits
- Max. weight 28 tons including truck
- All drilling position
- Sliding cradle and outriggers on rigid sub-frame
- Pull-down system 1.8 m
- Locking kelly or friction kelly (3 or 4 elements)
- Cummins 6BT 5.9 C engine with sound proofed
- Air conditioned in the operator cab
- Electronic depthmeter and inclinometer

NOTE

* below the mast
** w/o truck

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