CX704 Metal Mini Lathe
| Status | Operational |
|---|---|
| Training | Required |
| Hackable | NO |
| Usage Restrictions | Members Only |
| Owner | VHS |
| If it Breaks | Contact Machine Shop Committee |
| Arrival Date | June 2025 |
| Location | Machine Shop |
| Champion | See Compendium of Champions |
Safety
There is a mandatory 1-2 hour safety and training course or shorter checkout that must be taken before the mini-lathe may be used.
Specifications
This is a Craftex CX704 7“ x 12” Mini Metal Lathe, purchased from Busy Bee Tools. It's a clone of the Sieg C2 mini-lathe (sieg-machines.de).
Serial Number: 40089
VHS has a store account with Busy Bee Tools under the email: directors@vanhack.ca — use this when ordering parts or accessories.
This benchtop lathe provides core functions suited for hobby machining and small part fabrication. It features variable spindle speed control with a high/low gear range, forward/reverse direction switch, a cast iron bed for stability, and standard tooling such as a three-jaw chuck, change gears, and a threading dial.
Technical Specifications
| Feature | Specification |
|---|---|
| Motor | 300 W (≈0.4 HP), 100–120 V AC, 50/60 Hz |
| Spindle Speed Ranges | Low: 0–1100 RPM High: 0–2500 RPM |
| Chuck Diameter | 3-1/8″ (80 mm) |
| Swing Over Bed | 7-1/8″ (180 mm) |
| Swing Over Cross Slide | 2-1/8″ |
| Swing Over Saddle | 5″ |
| Distance Between Centers | 11-3/4″ (300 mm) |
| Compound Slide Travel | 2-3/4″ |
| Carriage Travel | 10-1/2″ |
| Cross Slide Travel | 2-3/4″ |
| Spindle Bore | ~18–20 mm (label states 20 mm, measured values vary by model) |
| Spindle Taper | MT#3 |
| Tailstock Travel | 2-1/2″ |
| Tailstock Taper | MT#2 |
| Number of Inch Threads | 18 |
| Inch Thread Range | 12–52 TPI |
| Number of Metric Threads | 10 |
| Metric Thread Range | 0.4–2.0 mm pitch |
| Maximum Tool Bit Size | 5/16″ |
| Headstock & Bed Construction | Cast Iron |
| Overall Dimensions | 28″ × 12″ × 12″ |
| Weight | 75 lbs |
| Warranty | 3 years (manufacturer) June 2028 |
Note: Specifications are based on the machine’s labeling and manufacturer documentation. Some values, such as spindle bore or power rating, may differ slightly from real-world measurements or across clone models.
User Manuals
<WRAP center round download 60%> CX704 User Manual (PDF) </WRAP>
<WRAP center round download 60%> Little Machine Shop Mini Lathe User Guide (PDF) </WRAP>
<WRAP center round download 60%> Grinding Tool Bits (PDF) </WRAP>
Video Learning
<WRAP info round 80% center> BlondiHacks: Lathe Training Video Series
This YouTube playlist covers beginner to intermediate lathe operations, safety, tooling, and machining techniques. Clear instruction with demonstrations using a mini-lathe.
▶️ Watch the Playlist on YouTube </WRAP>
Materials
<WRAP tip round 80% center> Allowed Materials
- Aluminum
- Steel
- Stainless Steel, non-hardened grades like 303 or 304
- Brass (with special tooling to reduce chip welding)
- Delrin, ABS, PVC, etc (most plastics)
</WRAP>
<WRAP important round 80% center> ❌ Banned Materials
- Wood
- Fibrous materials
- Carbon fiber
- Fiberglass-epoxy composites (e.g. G10)
- Stone
- Anything that creates dust or grit
- Pretty much anything that's not metal or plastic
This mini-lathe is not powerful enough to handle hardened, tempered, tool, or annealed steels. </WRAP>
Cutting Speeds
Cutting speeds can be determined easily by using this cutting speed nomogram.
Helpful Links
To Do
- Purchase quick change tool post and tool holders
Tooling Storage
Currently a plastic container. A more permanent location should be found.
Maintenance Log
| Note | Date | Who |
|---|---|---|
| Wiki entry created | Jul 10, 2025 | Majicj |
Maintenance Information
Purchase History
<WRAP note round 80% center> This lathe was purchased through a successful community fundraising effort. The original proposal and discussion can be found here:
👉 Fundraiser Proposal: Purchase CX704 Mini Lathe for VHS (vanhack.ca forum)
A huge thank you to all the donors who contributed, and to VHS for providing matching funds to make this possible. 🛠️❤️ </WRAP>
Included Accessories Gallery
<WRAP info round center 80%> Click any image to enlarge. These photos document the accessories and paperwork included with the CX704 lathe. </WRAP>
<gallery> tool:machineshop:mini-lathe:Mini-Lathe1.jpeg|Lathe Overview tool:machineshop:mini-lathe:Mini-Lathe_4jaw_chuck.jpeg|4-Jaw Chuck tool:machineshop:mini-lathe:Mini-Lathe_drillchuck.jpeg|Drill Chuck tool:machineshop:mini-lathe:Mini-Lathe_fuse.jpeg|Fuse (spare) tool:machineshop:mini-lathe:Mini-Lathe_gears.jpeg|Change Gears tool:machineshop:mini-lathe:Mini-Lathe_live_center.jpeg|Live Center tool:machineshop:mini-lathe:Mini-Lathe_serial_no.jpeg|Serial Number Tag tool:machineshop:mini-lathe:Mini-Lathe_user_manual.jpeg|User Manual (Paper) tool:machineshop:mini-lathe:Mini-Lathe_warrantee.jpeg|Warranty Card </gallery>

