The word "workmanship" refers to the skill and quality of work done by a person, often implying that their craftsmanship is of high standard. Full definition
The Commission can not assist in resolving disputes involving such matters as quality of workmanship of construction or the payment of real estate brokerage fees. (ncrec.gov)
I recently purchased your silver chrysocolla pendant, «Magic Circle» and am delighted with the high quality workmanship of this gorgeous pendant.The quality of the chrysocolla and the sliversmithing are of the best. (novica.com)
However very disappointed in workmanship of the draw string. (belk.com)