Handiworks Information Page Everyting you always wanted to know about Handiworks cordless drills.
Kinetic Energy Calculator Calculate how much kinetic energy your weapon is capable of, then brag to your friends!
Radio Mixing General directions on using a RC transmitter to set up mixers to handle 1-stick driving, and inverted mode.
Torque / AH Calculator Steve Judd's excellent calculator, updated by Sparc.Tools
OnlineMetals Weight Calculator Calculates the weight of common shapes for various materials.
Unit Conversion Easily convert between common units.