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Build a TurtleBot Robotic Arm (Trossen Robotics version)
The kit can be purchased here: https://www.trossenrobotics.com/p/Turtle… It is a ready-to-build kit based upon the original TurtleBot Robot Arm found here: Build an Arm for Your TurtleBot This build guide assumes that you know how AX-12 brackets are mounted to AX-12 servos.

LED Robot Ornament
Crafting under pressure is irresistible.

0, 12″ Swing, Metal Lathe, Mill, and Drill
The Lucien Yeomans “secret” that was almost lost.

CEB Shaker Hydraulics Assembly
Additional Materials Required: Thread tape Shaker motor Buy 1/2″ NPT Needle Valve (1) Buy 1/4″x12″ NPTM Hydraulic hose (1)Buy 1/2″x36″ NPTM Hydraulic hoses (2) SAE 4M to 1/4″ NPTF Swivel (1)Buy 1/2″ NPT Hex Nipple (2) Buy 1/2″ NPTF Tee (1) Buy 1/2″ NPTM to 1/4″ NPTF bushing Buy

The MakerGear Mosaic 3D Printer – Part V: The Extruder
This is the fifth of eight guides in a series documenting my build of MakerGear’s Mosaic desktop FDM/FFF 3D printer kit.

CEB: Fit the Drawer Members
Sketchup Model Additional Materials Required: Roller Guides Soil Loading Drawer Wide Cylinder Supports Drawer Members 3/4″x2″ Bolts (16) 3/4″ Nuts (16) 3/4″ Washers (16) 1/2″ Washer (2) 1/2″ Lock Washer (2) 1/2″ Nut (2)

CEB Main Frame: Install Small Components
Sketchup Model Additional Materials Required: Thin Cylinder Supports Magnet Holder Sensor Holder Leg Holders (2) 3/4″ Galvanized Nuts (3)


CEB: Stretching the Frame
Additional Materials Required: Soil Loading Drawer Wide Cylinder Supports 3/4″x2″ Bolts (8) 3/4″ Galvanized Nuts (8)

CEB Main Frame: Assemble U-Channel
Sketchup Model Additional Materials Required: The Prepared U-Channel Wide Cylinder Supports 3/4″x2″ Bolts (16) 3/4″ Galvanized Nuts (16) 3/4″ Washers (16)

CEB: Main Cylinder Prep
Sketchup Model Additional Materials Required: The Press Feet 1/4″ to 1/2″ Bushing (2) 1/2″ NPTM to 1/2″ NPTF Elbow (2) 1/2″ Hex Nipple (2) 1/2″ Quick Coupler Set (1) 3/4″ Galvanized Nuts (2) 3/4″ Steel Nuts (1)

CEB: Feet
Sketchup Model