Counterbore. A counterbored hole is typically used when a fastener such as a bolt or cap head screw is required to sit flush with or below the level of a surface. To fabricate your counterbored holes, we would need to know the following information.1  Major Diameter (finished diameter of the hole at the surface).ountersink. A countersink is a cone shaped hole cut into the laminate. It is typically used to allow the tapered head of a screw to sit flush with the top of the laminate. By comparison, a counterbore makes a flat-bottomed hole and its sides are drilled straight down.
The cost of tuition for an EKG technician program can range anywhere from a little over $400 to more than $1,000. At Carroll Community College, for example, the 60-hour EKG technician training program costs $629 and does not yet include books. Meanwhile, California State University has an EKG technician certification program which has a tuition cost of $1,099. This already includes the course textbook. At the Tennessee College of Applied Technology in Knoxville, the cost of their EKG technician program is $478.
Certification for EKG technicians, which results in the title of Certified Cardiographic Technician (CCT), is available from Cardiovascular Credentialing International (CCI). To qualify for certification, you need to have completed certain work or education requirements (cci-online.org).