The feeding of beetles inspired Joseph Buford Cox to improve this device.
The feeding of beetles inspired Joseph Buford Cox to improve this device. The performance of these  devices is increased by sprocket tipped bars, which reduce friction. When using these it is important to  understand the stresses, or binds, present and to do a sizeup. You can use this device to do bucking. Kickback  and vibration are problems when using these devices. These machines which can be electric or gas powered have a  part that is classified by its gauge and the pitch of its rivets. These tools must be sharpened after repeated use.  Current designs for this go back to Andreas Stihl. For 10 points, name this portable destroyer of trees.
The feeding of beetles inspired Joseph Buford Cox to improve this device.
chainsaw