Welcome to LST AB!
LST AB, Lucky Svets Teknik (Lucky Welding Technology), is one of the leading companies in the gravel sorting. We manufacture our patented graver sorter – Lucky Harp.
The business started in 1961, under the name Lucky Verkstad AB and has over the years delivered more than 3500 harps worldwide. We believe that high quality, utilization of knowledge and great service leads to success! We only use top quality materials in our products.
We are located in Sweden, Norway, Denmark and Germany. Read more about our product here on our site!
Over 30 years of experience and 4000 manufactured and sold sorters
worldwide guarantees a great bargain.
Simple 
Self Cleaning 
Mobile