They help a bunch...nice to hold an object with both hands while looking at it..
Great pin pointer from Garrett and Metal Detecting Stuff is my #1 source for products. Excellent service
No more falling foul of ground clearance regulations while pushing the envelope on your Mini 4WD car setup! This 1mm thickness gauge will instantly tell you whether your car has the 1mm of ground clearance required by official Tamiya Mini 4WD rules.