Used but in good condition, all working as should be. The Danfoss TRV Service Tool is designed to enable the exchange of valve inserts in valve types RA 2000, RAVL, and RAV. Manufactured by Danfoss, a trusted brand in the industry, this tool ensures efficient and precise maintenance of these specific valve types. This product is a valuable addition to any maintenance or repair toolkit, offering convenience and reliability for technicians and engineers working with these particular valve models.