The phrase "specific make" refers to a particular brand or model of a product. It means that something is made by a specific company or has a unique design that makes it different from other similar things. Full definition
Next, decide on the goals you want to achieve with your bodyweight exercise program and the more specific you make them the better. (unique-bodyweight-exercises.com)
I often wing it but occasionally when I am craving something very specific I make sure I have everything. (thehealthymaven.com)
Be Specific Make sure your cover letter is specific to the job and compelling to that position. (careerdigital.com)