Ohio Revised Code Title XIII. Commercial Transactions § 1311.12

(1) Furnished with the intent, as evidenced by the contract of sale, the delivery order, delivery to the site by the claimant or at the claimant's direction, or by other evidence, that the materials be used in the course of the improvement with which the lien arises;

(2) Incorporated in the improvement or consumed as normal wastage in the course of the improvement;

(3) Specifically fabricated for incorporation in the improvements and not readily resalable in the ordinary course of the fabricator's business even if not actually incorporated in the improvement;

(4) Used for the improvement or for the operation of machinery or equipment used in the course of the improvement and not remaining in the improvement, subject to diminution by the salvage value of those materials; or

(5) Tools or machinery used on the particular improvement, subject to division (C) of this section.

(1) If the tools or machinery are rented, the lien is for the reasonable rental value for the period of actual use and any reasonable period of nonuse taken into account in the rental contract.

(2) If the tools or machinery are purchased, the lien is for the price, but the lien only arises if the tools or machinery were purchased for use in the course of the particular improvement and have no substantial value to the purchaser after the completion of the improvement on which they were used.