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Torque Wrench & Tools

STS is the exclusive distributor for Germany's KS Tools Torque Wrench Products in Singapore. We have a wide range of torque wrench and other products that can satisfy customers' different requirements.

Over the years, many of our customers have been looking into one-stop solution services. We have thus moved into sourcing items, purchase and package with calibration services for our valued customers.
To enhance our sourcing services, we have partnered with KS Tools to provide best quality, competitive cost to our customers. The package deal (KS's torque wrench with our calibration services) strongly help our customers in turn of price competitiveness and reduce down time as accessories are available in stock or  short turnaround time.


1. Radiographic Testing (RT) [X & Gamma Ray)

  • Investment and Sand Casting Components
  • Piping and Structural Steel Welded Joint for New Plant Construction
  • Electronic Components
  • Gas Transmission Pipelines
  • Aircraft Engine Components for Maintenance, Repair and Overhaul

2. Eddy Current Testing

  • Heat Exchanger, Chiller, Air Cooler and Boiler Tubes
  • Surface Crack Detection
  • Coating, plating, cladding and think sheet thickness measurement

3. Ultrasonic Testing (UT)

  • Crane and Rail Track Weld
  • Pressure Vessel
  • Structural Steel Weld
  • Piping
  • Oil and Gas plant equipment (Offshore & Onshore)
  • Petrochemical and Refinery equipment
  • Corrosion monitoring

4. Magnetic Particle Testing (MT)

  • Crane and Rail Track Weld
  • Structural Steel Welded Joint for Roof Truss
  • Machined Components

5. Liquid Penetrant Testing (PT)

  • Aluminum and Stainless Steel Weldment and Components

6. Positive Material Identification (PMI) [XRF & OES Methods)

  • Hot and Cold Surface Temperature Pipe Weld
  • Incoming Material Verification on Valves and Fittings
  • Air Receivers

7. Remote Videoprobe Inspection (RVI)

  • Chiller and Boiler Tubes
  • Pressure Vessels
  • Transmission Gear Box

8. Advanced NDT Services

  • Computed Radiography (CR) for casting and weld inspection
  • Digital Radiography (DR) for detection of Corrosion Under Insulation (CUI) in process plants
  • Eddy Current Testing on non-ferrous heat exchanger and chiller tubes (ECT)
  • Remote Field eddy current testing on ferrous heat exchanger and boiler tubes (RFT)
  • Near Field eddy current testing on ferrous heat exchnager and boiler tubes (NFT)
  • Magnetic Flux Leakage testing on ferrous heat exchanger and boiler tubes (MFL)
  • Internal Rotary Inspection System on air cooler tubes (IRIS)
  • Phased Array Ultrasonic Testing (PAUT)
  • Time of Flight Diffraction (TOFD)
  • Corrossion Mapping (C-Scan)
  • Magnetic Flux Leakage (MFL) scanning on Tank Floor
  • Crawler Ultrasonic Thickness Gauging (UTG) on shell plates
  • Vacuum Box Testing for leaks on tank floor plate weld seam
  • Long Range Ultrasonic Testing on pipes (LRUT)
  • Infrared Thermography Imaging for Hot Spots in refractory material and electrical system
  • Alternative Current Field Measurement (ACFM) for surface cracks in metallic components and welds
  • Coating Thickness Measurement of paint or coating thickness
  • Ferrite Content Measurement for ferrite detection in piping materials, welded cladding, austenitic and duplex stainless steel
  • In-situ Hardness Testing

9. Inspection Services

  • Independent Testing Agency (ITA) for Structural Steelwork Inspection under SAC Accredited Inspection Body scheme
  • Inspection of diesel storage tanks as per SCDF requirements
  • Inspection of air and steam receivers as per MOM requirements
  • Approved Test Centre (ATC) for welders under PRiMOS Common Welder Qualification Scheme (CWQS)
  • Approved Test Centre (ATC) for welders under MOM Lower Levy Scheme for Marine Industries
  • Qualification of welders & welding procedures
  • Certified API 510/570/580/653 Inspectors
  • Plant Inspectors