Vacuum Pens - Standard and Mini;Low-cost alternative to tweezers for the pickup and placement of delicate parts;Pick up metal, plastic, surface mount resistors, or any other item having a smooth - nonporous surface that the rubber vacuum tip can seal against;Extra soft silicone suction cups won't scratch or damage sensitive parts;How to use;1. Install the suction header on suction pencil;2. Place the suction header level on component;3. Press down the button for the standard or press the body for the mini on the suction pencil to let out the air within the vacuum unit, then release the button to produce vacuum suction force to pick up part;4. Place the part on an appropriate place, press down the button/body, the vacuum unit discharges air to let the part fall off the suction header