Pandrol

Pandrol is a global company that manufactures rail fastenings, which are used to fasten rails to railway ties. They are also an industry leader in aluminothermic welding, whereby metals are rapidly heated to repair and connect pieces of rail. Pandrol design, develop and manufacture a variety of equipment to make constructing and maintaining railways more efficient.
Overview.
Pandrol operates in over 100 countries, with its 1700 employees being based across 40 locations. Over 400 railway systems have adopted its products.
The Pandrol clip was patented in 1957 by a Norwegian railways engineer, Per Pande-Rolfsen. It is now common worldwide. The original clip is now called the PR-clip which was superseded by a system called E-Clip.
Fastclip.
The Pandrol Fastclip was introduced in 2000 to overcome some of the limitations of the original E-clip. In particular, the Fastclip is captive to the concrete sleeper to which it is attached and is more suitable for automatic insertion and extraction.