The Best Benchtop Mill... If You Can Build It! (DMC2 Mini)

Dr. D-Flo β€’ February 15, 2025
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Dr. D-Flo

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About

My name is David Florian, and I go by the moniker Dr. D-Flo in the online world. My content focuses on digital fabrication techniques, which are any workflows that rely on a computer to control the manufacturing process. This includes both additive (e.g., 3D printers) and subtractive (e.g., CNC mills) machines. In the past, these devices were large, complex, and only found in industrial warehouses. But today, for a couple hundred dollars anyone can purchase a 3D printer, CNC router, or laser cutter. This channel focuses on not only how to program and use these instruments but also how to build them. My video guides cover a spectrum of information for both the beginner and the seasoned DIYer. I error on the side of providing too much information because it can be frustrating to watch a video and leave with more questions than answers. I am always looking for project collaborators and industrial partners, so feel free to reach out to me through the email.

Video Description

A compact benchtop mill with a 3HP spindle, flood coolant, and precision ball screwsβ€”all at a budget price. 🌐 Upgrades 3D Models and Files: https://www.drdflo.com/DMC2-Mini.html πŸ›’ DMC2 Mini: https://shariffdmc.com/product/dmc2-mini-cnc/ πŸ“· Follow Dr. D-Flo on the Gram: http://instagram.com/dr.dflo Table of Contents: 00:00 – Introduction 03:37 – Assembly 04:23 – Frame 08:37 – Ball Screws and Linear Rails 13:20 – Double nut 14:04 – Y-Axis Table 15:38 – X-Axis Gantry 16:14 – Z-Axis 17:40 – Gantry Tramming 18:00 – Lubrication Lines 18:55 – Enclosure Basin 23:14 – Work Offset Probe 24:14 – Motors 24:07 – Spindle 26:19 – Enclosure Front Cover 26:42 – Electronics 32:25 – First Movements 34:20 – Backlash and Alignment 36:45 – Workholding 37:29 – Calibrating Probes 38:18 – One Shot Oiler 38:47 – Flood Coolant 40:02 – Calibration part 48:26 – Accuracy 50:07 – Machining New Feet 52:45 – Machining New X-Axis Motor Mount 58:59 – Machining Stainless Steel Gear In this video, I take on the challenge of building the DMC2 Mini, a benchtop mill that delivers pro-level performanceβ€”if you can assemble it. The kit comes in a thousand pieces, and after 50+ hours of assembly, I put it through a full range of test cuts in aluminum and stainless steel. Along the way, I troubleshoot backlash, upgrade components, and push the machine to its limits. If you’ve ever wondered whether a benchtop mill is worth it, this video has the answers! #CNC #Milling #Machining

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