Technical copywriting on 200 earthmoving and quarry machines

Sigmaplantfinder.com lists many used machines for sale. We want to increase the amount of relevant text on our product pages, to improve the SEO characteristics of the page. You should look up the manufacturer's specification, understand what the machine does, and write 70-90 words of copy for each machine, including the following:

machine spec
dimensions
application
output / capacity
advantages of the machine/USP's
2-3 x make model
2 x category
1 x used
1 x for sale

Sigma will provide list of makes and models for copy to be written on. Example manufacturer specification for some machines is attached. Example Text is below:

The Sandvik QJ341 is one of the world's most widely-sold quarry jaw crushers. The machine is well-designed, with a CAT engine for reliability and ease of servicing. The Sandvik QJ341 also has a large 1200 x 750mm jaw opening, giving the QJ341 up to 400tons/hour in quarried aggregate production. The machine also has a hydraulically adjustable jaw, and adjustable main conveyor for stockpiling purposes. This used Sandvik QJ341 for sale is an excellent machine, in very good condition.