Deburr

Hi Makers!  I'm a mechanical engineer & open source developer.  You'll find all my designs are inter-operable and have documentation at OpenLab Project.

Find my content on Youtube to learn about:

• design for 3D printing
• open source hardware
• multidisciplinary engineering

deburr.sldprt

Original Design 2026.02 by David Malawey

For deburring tubes interior edge, EMT 1/2 and 3/4 inch trade size.

3D printed with ABS filament, orintation indicated with text deboss.

-fasten carbide insert into seat & tighten with M4 screw.

Carbide insert: 12mm diameter, round insert

Fastener: M4 x 16mm countersunk screw with M4 nut

Pocket: 7mm hex pocket for retaining nut

Testing:

First trials: good cut by hand with removal of sharp edge.

Functionality compared with benchnmark: Noga NG8150 deburr tool with S10 Blades

Amazon part: https://amzn.to/4qDVzKI

Tungsten Carbide Inserts $26 on Amazon ► https://amzn.to/4rycLlP

Variants:

For STEP models, names are:

debur12_v1 for 1/2 inch trade size.

debur34_v1 for 3/4 inch trade size.

VIDEO on YOUTUBE:

https://youtube.com/shorts/NpuwnTqbR9I