What is a sidewinder key?

Sidewinders are called so because of the way they are cut. The sides are milled out using a router like machine. These are considered “high security”, and typically sidewinder cylinders themselves contain 4 times as many small parts inside them … Continued

What is a chip key and why do they cost so much?

More correctly, the “chip” is actually a transponder. Early versions had a small resistor in the blade and were called “VATS” by General Motors. VATS stands for “vehicle anti theft system”. The cars computer had to recognize the value of … Continued