TESDA Electric Discharge Machine (EDM) – Sinking Operation NC II Course

The Electric Discharge Machine (EDM)-Sinking Operation NC II is a qualification that is essential for those who aspire to become proficient in setting up EDM, electrode and workpiece, performing EDM-sinking operations and performing post EDM -sinking operations. This certification stems from TESDA, an agency that provides technical education and skills development for Filipinos across the country.

Also read: TESDA CNC Electric Discharge Machine (EDM) – Wire Cut Operation NC III Course

With the demand for highly-skilled workers across various industries, obtaining an NC II qualification is crucial to stay competent in the labor market. Acquiring this competency shows that a person is capable of handling the intricate and complex operations of EDM-sinking and can perform the job with confidence and precision.

Electric Discharge Machine (EDM) - Sinking Operation NC II

What is an Electric Discharge Machine -Sinking Operation NC II?

This course aims to enrich the knowledge, skills, and attitudes of individuals in Electric Discharge Machine (EDM) – Sinking Operation NC II, aligning with industry standards. It encompasses the competencies necessary for setting up the EDM, preparing the electrode and workpiece, executing operational procedures, and conducting post-EDM operations.

This qualification enables individuals to be competent in:

  •  Electric Discharge Machine-Sinking Operator

Benefits of Taking Electric Discharge Machine (EDM) – Sinking Operation NC II

  1. Gain Practical Skills: Taking the Electric Discharge Machine (EDM) – Sinking Operation NC II Course by TESDA equips you with practical skills that are in demand in industries using EDM technology.
  2. Career Opportunities: Completing this course opens up a range of career opportunities in fields such as manufacturing, engineering, and precision machining.
  3. Industry-Recognized Certification: Obtaining a TESDA certification validates your competence in EDM sinking operation and enhances your credibility in the job market.
  4. Enhanced Employability: With the EDM skills acquired through this course, you increase your chances of securing employment or advancing in your current job.
  5. Improved Efficiency: Understanding the intricacies of EDM sinking operation allows you to perform tasks more efficiently, resulting in increased productivity and reduced errors.
  6. Versatility: The knowledge gained from this course enables you to work with various types of materials and create intricate designs with precision.
  7. Personal Development: By enrolling in this course, you expand your skill set and enhance your personal growth, making you a well-rounded professional in the field of EDM sinking operation.

What are the Essential Skills that Need to Be Learned?

To improve performance, it’s important to develop essential skills in different areas.


  • Participate in workplace communication
  • Work in a team environment
  • Solve/address general workplace problems
  • Develop career and life decisions
  • Contribute to workplace innovation
  • Present relevant information
  • Practice occupational safety and health policies and procedures
  • Exercise efficient and effective sustainable practices in the workplace
  • Practice entrepreneurial skills in the workplace


  • Apply safety practices
  • Interpret working drawings and sketches
  • Select/ cut workshop materials
  • Perform shop computations (Basic)
  • Measure workpiece (Basic)
  • Perform routine housekeeping
  • Perform shop computations (Intermediate)
  • Measure the workpiece using angular measuring instruments
  • Measure workpiece using gages and surface texture comparator
  • Perform preventive and corrective maintenance


  • Set-up Electric Discharge Machine, electrode and workpiece
  • Perform Electric Discharge Machine-sinking operations
  • Perform Electric Discharge Machine-sinking operations

Sample of Certificate of Completion


Training Duration

  • Basic: 37 hours
  • Common: 104 hours
  • Core: 160 hours

Total: 301 hours

Also read: TESDA Auto Engine Rebuilding NC II Course


Trainees or students entering this training should have the following qualifications:

  1. Holder of Certificate of Competency in Machining NC I or 1 year of industry experience in machining.
  2. Completion of 10-year basic education or ALS Certificate of Completion (grade 10 equivalent) required.
  3. Can communicate orally or in writing
  4. Can perform basic mathematical computation


To enroll in this course, you will need the following documents:

  1. PSA Birth Certificate
  2. High School or College Diploma
  3. Certified True Copy of Official Transcript of Records or Form 137
  4. Certificate of Good Moral Character or GMRC
  5. 1 x 1 and/or 2 x 2 pictures

To obtain further details, please reach out to the enrollment site that aligns with your requirements. Kindly note that the criteria may vary.

Trainer’s Qualifications

  • Holder of National TVET Trainer Certificate Level I (NTTC Level I) in Electric Discharge Machine (EDM) – Sinking Operation NC II
  • A minimum of three years of job/industry experience in machining is required.

These requirements ensure that the instructor is fully prepared to teach and guide students in performing electric discharge machining operations.


The Electric Discharge Machine (EDM)-Sinking Operation NC II is a qualification offered by TESDA, providing technical education and skills development for Filipinos. This certification equips individuals with the necessary knowledge and skills to excel in EDM-sinking operations. Obtaining this qualification enhances employability, offers career opportunities, and validates competency in the EDM industry. The course covers essential competencies such as setting up the EDM, executing operational procedures, and conducting post-EDM operations. With practical skills gained from this course, individuals can thrive in industries utilizing EDM technology.

Contact Information

Technical Education and Skills Development Authority (TESDA)
Office Address: BLDG 8, TESDA Gate 2, TESDA Complex, East Service Rd., South Superhighway, Taguig, Metro Manila.
Email Address: contactcenter@tesda.gov.ph
Telephone Number: 8887-7777
SMS Hotline: 0917-479-4370 (text only)
Website: https://www.tesda.gov.ph/
Facebook Page: https://www.facebook.com/TESDAOfficial

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