Place the sizer on your ring finger and carefully pull it taut to read the finger size. 3. With a Piece of String Let's get crafty! This ring-size method uses a string to find your most accurate ring size: Print the ring size chart, making sure that it is printed to actual size....
Professional Jewelry Mandrel.A proper one costs approximately $15. A mandrel is a tapered rod that you can use to determine your ring size. You will slide an existing ring down the mandrel until it fits snugly, indicating its size on the marked scale. The advantage is that you can use th...
The drive cable consists of a number of superimposed, tightly wound, helical coil springs wrapped around a center wire, or mandrel. Because of its construction, the drive cable is very flexible and can be bent, without fracture, to a very small radius. This is handy because the cable ...
After a bit of time in CAD, I came up with a design. The plan was to make 24 little clocks where the hands of each clock could be independently controlled with two servo motors, mount those clocks onto a board in an 8x3 grid, and write a bit of code to control the movements so t...
With this extra time, a speeder might be able to slow down before the lidar gun can get a read on his or her speed. Speeders may also use a laser jammer. This works basically the same way as a radar jammer. In addition to a light-sensitive panel, the detector has its own built-...
12 The metal end connections, or couplings, are attached to the hose. The outer portion of each coupling is slipped over the outer jacket and an inner ring is inserted into the rubber liner. A tool called an expansion mandrel is placed inside the hose and expands the ring. This squeezes...
Your Dremel will come with a variety of drill bits and other attachments, the tool, and an owner's manual. Be sure to read the manual before using your Dremel for the first time. This will also help you become familiar with the controls. Find out where the speed controls, on/off switc...
If you've decided to stick with the bassoon, consider making your own reeds. You can purchase reed making kits. Alternately, you can gather the materials for finishing your own reeds by acquiring a reed knife, mandrel, reamer, plaque, small rat-tail file, fine flat file, fine sandpaper, ...