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.
The average income range is around $24,000 per year. Taking certain variables into play such as location, experience, job demand and extended training you can expect to see an EKG technician salary be as high as $30,000 per year and be as low as $22,000 per year. Choosing any career in the medical field is often times a wise decision.