Bulk, Trade or Project Pricing?
Buying more than one item or sourcing tools for a project? Contact us for a sharper quote.
- Stock: 1 - 5 Days
- Cat No: TC08389 17005
- SKU: TC08389
- UPC: 6009515847753
Tork Craft Mini Router Bit 7.9mm Keyhole 3.2mm Shank

At a Glance: 7.9mm keyhole profile with 3.2mm shank for mini rotary tools
The Tork Craft TC08389 Mini Router Bit is a compact keyhole cutter designed for creating neat keyhole slots, hanging recesses and shaped fixing channels with a compatible mini rotary tool. With a 7.9mm tip diameter and 3.2mm shank, this mini router bit is ideal for small woodworking projects, craft work, modelling, sign-making and decorative display pieces where a concealed hanging slot or mounting recess is required. It allows users to create a practical keyhole-style profile in smaller workpieces without needing a full-size router, making it a very handy accessory for detailed workshop and hobby applications.
This Tork Craft mini router bit forms part of the mini router bit range, offering useful router-style profiles in a smaller format for mini rotary tools. The keyhole profile is especially useful for creating hidden wall-hanging slots in plaques, signs, frames, small shelves, name plates and decorative wooden projects.
Product highlights

- 7.9mm keyhole profile Designed to create practical keyhole slots and shaped hanging recesses.
- 3.2mm shank Suitable for compatible mini rotary tools that accept 3.2mm accessories.
- High-speed cutting edges Suitable for clean cutting at high RPM when used correctly.
- Compact router-style design Ideal for small workpieces where a full-size router may be too large.
- Great for signs and display pieces Useful for creating hidden hanging slots on craft and woodworking projects.
Features
- Keyhole cutting shape Creates a wider internal recess with a narrower access slot for hanging applications.
- Steel construction Manufactured for mini routing and shaping applications in suitable materials.
- Precision shank alignment Helps support steady running in a compatible mini rotary tool.
- 7.9mm cutting diameter Provides a practical keyhole profile for small mounting and hanging slots.
- High RPM capability Suitable for use up to a maximum of 35 000 RPM, depending on material and tool setup.
Benefits
- Creates hidden hanging slots: Ideal for making neat wall-mounting recesses in small signs, plaques and decorative pieces.
- Compact and controlled: The mini size helps the user work accurately on smaller projects and delicate components.
- Useful project finishing accessory: Adds a practical mounting feature without visible brackets or external hardware on the front face.
- Versatile workshop use: Suitable for DIY, contractor, fabrication, craft and woodworking applications.
Application
- Keyhole slots for wall-hanging items
- Small signs, plaques and display boards
- Decorative craft and woodworking projects
- Model making and light fabrication
- Concealed mounting recesses in small wooden components
Extra Information
- Use with a compatible mini rotary tool that accepts a 3.2mm shank.
- Recommended operating speed: hardwood 25 000 RPM and softwood 30 000 - 35 000 RPM.
- Maximum rated speed is 35 000 RPM.
- Best suited to light, controlled passes rather than heavy material removal.
- Always check the screw head size against the routed keyhole slot before finishing the project.
Pro Tips
- Mark the entry point and slot direction clearly before cutting to make sure the project hangs level.
- Make a test keyhole slot on scrap material first to confirm the fit with the screw or mounting hardware.
- Use shallow, controlled passes and avoid forcing the cutter, especially on hardwood or small workpieces.
- For wall-hanging items, route the slot on the back of the workpiece and test the hanging fit before applying final finish.
How to Use
- Fit the 3.2mm shank securely into the collet of a compatible mini rotary tool.
- Make sure the bit is seated straight and tightened properly before switching the tool on.
- Mark the keyhole position and slot direction on the back of the workpiece.
- Secure the workpiece firmly with a clamp or suitable holding method.
- Set the tool speed according to the material being cut, using the recommended range for hardwood or softwood.
- Start the cut carefully at the marked position and guide the bit smoothly to form the keyhole slot.
- Switch off the tool and allow the bit to stop completely before removing it from the workpiece.
- Test the slot with the intended screw or hanger before final installation.
Safety
- Wear eye, ear and dust protection when using rotary cutting accessories.
- Always use the correct tool and accessory for the job.
- Make sure the bit is securely tightened in the collet before switching on the tool.
- Do not exceed the maximum rated speed of 35 000 RPM.
- Keep hands clear of the rotating cutter and never touch the bit while it is spinning.
- Secure the workpiece properly before starting the cut.
- Use light pressure and avoid forcing the bit into the material.
- Allow the tool to stop completely before changing accessories or putting the tool down.
- Check that any wall-mounted item is safely supported by suitable screws, anchors and the correct mounting method.
Specifications
| Description | Spec |
|---|---|
| Brand | Tork Craft |
| Cat No. | TC08389 |
| Product Type | Mini Router Bit |
| Barcode | 6009515847753 |
| Description | Mini Router Bit 7.9mm Keyhole 3.2mm Shank |
| Shape | Keyhole |
| Tip Diameter | 7.9mm |
| Shank Diameter | 3.2mm |
| Overall Length | 39.5mm |
| Material | Steel |
| Maximum RPM | 35 000 RPM |
| Recommended Speed - Hardwood | 25 000 RPM |
| Recommended Speed - Softwood | 30 000 - 35 000 RPM |
| Recommended Tool | Mini Rotary Tool |
| Packaging Type | Sandwich Packaging |
| Sales Unit | Each |
| Warranty | 6 Months |
| Product Classification | Standard |
In the box/or Packaging:
- 1 x Tork Craft TC08389 Keyhole Mini Router Bit
- Supplied in sandwich packaging