
A pneumatic random orbital sander for controlled finishing and clean production work.
Atlas Copco LST20 is a family of pneumatic random orbital sanders designed for smooth surface finishing in assembly stations and industrial production areas.
The series is supported by a range of pads, connection parts, maintenance tools, and dust extraction accessories, making it easier to match the sander to the job and the workstation setup.
How do I choose the right LST20 model?
Step 1: Define the surface and the finishing task.
Step 2: Select the LST20 model that matches the workstation preference and application setup.
Step 3: Pair it with the right pad and dust extraction accessories for the job.
What accessories can be used with LST20?
The series supports different pad types, an adapter, a maintenance tool, a hose nipple, and dust extraction hoses.
Can LST20 be used with dust extraction?
Yes.
Dust extraction hose accessories are available to help support a cleaner working environment.
What applications is this series best suited for?
It is well suited to finishing, surface preparation, and smoothing tasks in industrial production and assembly stations.
What should I check before ordering?
Confirm the required LST20 model, the pad type, and any hose or dust extraction accessories needed for the application.
What is available in the accessory range?
The accessory range includes velcro pads, self stick paper pads, adapters, a maintenance tool, dust extraction hoses, and connection parts.
| Model | Max free speed (r/min) | Max pad size (mm) | Orbit dia (mm) | Height over spindle (mm) | Air inlet thread (in) BSP (in) | Max output (W) | Weight (kg) | Air consumption at free speed (l/s) | Rec hose size (mm) | Handle (With) | (Without) | Ordering No. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LST20 R350 (standard model) | 12000 | 90 | 5 | 93 | 1/4 | 200 | 0.85 | 8 | 8 | – | • | 8423036165 |
| LST20 R550 (standard model) | 12000 | 125 | 5 | 83 | 1/4 | 200 | 0.85 | 8 | 8 | – | • | 8423036169 |
| LST20 R650 (standard model) | 12000 | 150 | 5 | 83 | 1/4 | 200 | 0.85 | 8 | 8 | – | • | 8423036173 |
| LST20 R525 (standard model) | 12000 | 125 | 2.4 | 83 | 1/4 | 200 | 0.85 | 8 | 8 | – | • | 8423036181 |
| LST20 R625 (standard model) | 12000 | 150 | 2.4 | 83 | 1/4 | 200 | 0.85 | 8 | 8 | – | • | 8423036184 |
The complete accessories tables, exactly as they appear in the Atlas Copco catalog – every ordering number, dimension and drawing. The PDF attached to this page is also available for download.

The HADI Technologies team will help you select the right configuration, verify application requirements and provide technical information about Atlas Copco LST20 Pneumatic Random Orbital Sander.
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