Toolbox

Bottle opener ring for bartenders

Bottle opener ring for bartenders

Dustin Wallace, whose Oriboto Robotagami I am always raving about, also makes this wicked-looking wearable bottle opener intended for beverage-slangin’ professionals. You can wear it on the top or bottom of your palm. It’s good-looking, provides plenty of leverage, and seems like it might come in handy when the guys in black cowboy hats start smashing bottles over people’s heads.

Growing up RadioShack

Jeff Reifman has written a charming little piece on his blog about “being raised by RadioShack:” At one point, Chuck paid me $10/hr (a fortune) to manually re-type the entire contents of private investigator Gavin De Becker’s client database. Chuck set up two Model II computers side by side and I manually moved his entire […]

Know your RFID products

SparkFun’s Tim from Tech Support shows us how to differentiate between the various RFID products and gives a quick tutorial on using the tags with Arduinos. More: Seeing RFID on the cheap RFID speakers change their tune as they are moved Interview with RFID implanter DIY Arduino-based RFID spoofer RFID Tags with Conductive Thread antennas […]

Hollow spy bolts

Hollow spy bolts

Brian Dereu of Hollow Spy Coins showed us how to make this hollow dead-drop bolt for stashing secret messages back in MAKE 16. It’s not hard to do if you have access to the necessary equipment–a drill press, hacksaw, vise, grinder, and the appropriate taps and dies. But if you don’t have those tools, or you don’t have the time to use them, and you still want a spy bolt, Brian will gladly sell you one hand-made by his family and him for the not-unreasonable price of $37.