3D printer upgrades

Completed upgrades

• Upgraded adjustment wheels for bed leveling for finer control and better grip. These attach to the stock wheels on the printer.

Planned upgrades

• replace stepper motor drivers which will make them run quieter without the current "screaming" noise
• replace hotend cooling fan with a quieter version
• add 360 degree part cooling duct to prevent warping
• replace entire carriage with something like the Hero Me