Hole Making & Finishing Tools. Milling & Special Form Tools. Fluids - Tapping & Drilling.Made from premium elastic spring steel. Is an Authorized Distributor for YG-1. The item "ER20 1/16 1/2 15PCS Elastic Spring Steel Collet Set YG1 #ER20S15" is in sale since Wednesday, October 19, 2016. This item is in the category "Business & Industrial\Manufacturing & Metalworking\Metalworking Tooling\Workholding\Collets". The seller is "suncoastprecisiontoolsoutlet" and is located in Vernon Hills, Illinois. This item can be shipped to United States.