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2. Wartenberg wheel - Wikipedia

   en.wikipedia.org/wiki/Wartenberg_wheel

   The wheel, which has evenly spaced radiating sharp pins, rotates as it is rolled across the flesh. A disposable plastic version is available. Because of hygienic concerns, these devices are rarely used for medical purposes. [2] Robert Wartenberg, namesake of the Wartenberg wheel, is sometimes incorrectly credited as its inventor. [3]

3. Spring pin - Wikipedia

   en.wikipedia.org/wiki/Spring_pin

   A spring pin (also called tension pin or roll pin) is a mechanical fastener that secures the position of two or more parts of a machine relative to each other. Spring pins have a body diameter which is larger than the diameter of the hole they are intended for, and a chamfer on either one or both ends to facilitate starting the pin into the hole.

4. Punch (tool) - Wikipedia

   en.wikipedia.org/wiki/Punch_(tool)

   Roll pin punches are designed with a small projection in the center of the pin tip to support the circumference of the roll pin. The tips of roll pin punches are not flat and should never be used on regular solid pins. If a roll pin punch is used on a solid pin, it will mar or mark the pin. If the end of a roll pin punch is damaged or deformed ...

5. Lewis Heim - Wikipedia

   en.wikipedia.org/wiki/Lewis_Heim

   Heim called his invention a double-ring wheel roll grinding machine that ground uniform cylindrical work (rolls) using the radial sides of the two wheels. In order to grind a succession of rolls and to induce automatic forward motion of the rolls through the grinding zone, Heim installed an inclined centerless carrier in between the two wheels.

6. List of Wheeler Dealers episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Wheeler_Dealers...

   Work Completed: Replaced gear knob, passenger door and door mirrors, pulled and filled dent in rear nearside quarter panel, repainted wheels and replaced the centre caps, applied new door sill decals, replaced handbrake lever, replaced handbrake warning light, adjusted rear exhaust section to prevent it from knocking against the undercarriage, fitted a new stereo, engine service including ...

7. Credit Card 'Swipe' Fees Could Cost Shoppers Over $20 ... - AOL

   www.aol.com/credit-card-swipe-fees-could...

   It's Higher This Year. If you think swipe fees dropped with inflation, guess again. Last year they were $18.6 billion. Since 85% of holiday purchases will be made with credit or debit cards, that ...