Choosing a woodworking router without buying the wrong accessories

What does a woodworking router do?

A router spins a shaped cutter to remove timber. Depending on its design and cutter, it can shape an edge, trim material or cut a groove.

Think of rounding a shelf edge rather than cutting a board to length. The cutter is also called a router bit; its shape helps determine the result.

Small trim router or larger router?

Start with the work you want to do. A compact trim router may suit lighter edge and trimming tasks.

Grooves or heavier work may call for a different base, cutter or larger machine. Compare intended uses rather than assuming one router can handle every cutter.

If you are new to routing, choose a manageable first project and learn the setup before tackling valuable material.

Understand the cutter fitting

The collet is the sleeve that grips the cutter's shank. Its size must suit that shank exactly; similar-looking metric and imperial sizes are not interchangeable.

Also check cutter diameter, speed limits and the tool's permitted accessories. The right profile alone is not enough.

Buy the cutter and collet combination supported for your particular router.

What else will you need?

Budget for suitable cutters, secure workholding, eye and hearing protection, and dust extraction. Some jobs also need an edge guide or template arrangement approved for the setup.

Start with cutters you have a job for rather than a huge assortment. Check the extraction fitting and any adapter so your vacuum can connect as intended.

Plan the first purchase

Write down the edge or groove you need, then check the router, cutter and guide as one setup. Include every required fitting in the total.

Ask for clarification if the shank, collet or speed rating is unclear. A simple compatible combination you can learn safely is a better starting point than buying an oversized machine and guessing which accessories fit.

Sources and scope

Want to check a detail? These are the references used for this guide.

• Bosch TrimRouter manual: changing the tool — Manufacturer example of model-specific collet and cutter requirements. Not a universal compatibility chart or operating guide. Checked 2026-10-26.
• SafeWork SA: hand and power tools — General safe tool selection, handling and precautions; check the exact tool manual. Checked 2026-10-26.
• WorkSafe Victoria: controlling wood dust — Dust control hierarchy and task-appropriate respiratory protection; workplace guidance, not a universal mask prescription. Checked 2026-10-26.
• Healthy WA: dust from DIY renovations — Hazards from disturbing asbestos, silica-containing materials and lead paint during renovation. Checked 2026-10-26.
• Bosch: router safety information — Router workholding, cutter selection and safe handling; follow the manual for the actual model. Checked 2026-10-26.
• CCOHS: powered hand tools — routers — Canadian occupational safety authority: router workholding, PPE and isolation; supplements Australian dust guidance. Checked 2026-10-26.