David Chadd

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United States

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excavator/digger (aditional device for the homemade tractor)
This excavator was designed on demand by my brother. He started to build it without anything, then asked me for help. We designed all parts accordi...
66 774 3
Rapid Bag Filler
incorporate bucket conveyor so it will collect grains from floor and fill bags within less time than manual labour force.
135 601 1
CNC Model
I update the old model due to the grabcad error. This is build using most of items from Vallder CNC ( please do not consider advertising). Please d...
115 868 7
Bulk Material Screw Conveyor (.STEP)
Incline screw conveyor for bulk material transferring. Technical info for conveyor: • Length - 4740 mm. • Width - 941 mm. • Screw diameter - 250 m...
126 1330 0
Roller Conveyor (.STEP, .PDF, .DXF)
Roller conveyor design with roller motor drive and D5 round belts. Technical info for driven roller: • Width - 685 mm. • Length - 1010 mm. Techni...
114 2032 3
Automatic Tool Changer for Iso20 Tool Holders
Automatic Tool Changer for Iso20 tool holders, designed in FreeCAD. Thanks to Bento Gambin for his https://grabcad.com/library/dewalt-dwp611-b2-rou...
198 1098 11
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