COVID-19 Operations – while maintaining absolute adherence to the UK government's guidelines and restrictions we are continuing to operate for essential items and ship orders albeit on a reduced staffing basis. We will endeavour to supply all ordered items particularly and as a priority for those in the medical or food manufacturing industries within a 24-48hr turnaround where possible. Please keep well during these difficult times.
Welwyn Tool Group

The approved UK sales & service centre

The approved UK sales & service centre for Leister


Welwyn Tool Group Ltd is the UK' and Northern Ireland's Sales & Service Centre for the full range of Leister plastic welding and Industrial Process Heat Equipment. We continue to support our customers with a high level of pre and post-sales service and support, achieved by a team of dedicated engineers providing application advice and consultation, on-site demonstrations and technical support.

Leister Authorised Repairs

We provide a comprehensive diagnostic and repair service with a fast turnaround. Being the Sales & Service agent for Leister for the United Kingdom, we carry most Leister spares in stock.

Leister Tool Maintenance Keeping to regular maintenance periods helps prolong the life of your Leister tool, reducing downtime and improving productivity. Welwyn Tool Group offers a comprehensive maintenance service with a fast turnaround time. In most cases the tool is delivered back on site within 48 hours.

Genuine Leister Spare Parts We carry most spare parts in stock for the full range of Leister plastic welding and Industrial Process Heat Equipment. Should we not stock a particular part, we can arrange prompt delivery from Leister in Switzerland. 

Training We offer an extensive range of training courses tailored to suit your requirements. We can provide training on specific applications or on the full range of Leister Hot Air Tools and Industrial Equipment.

Hire Machines If you would prefer to hire a particular machine, we have a small hire fleet available. Please contact us to discuss your requirements.