H8315 External Threading Tool Holder - 20mm Sq., Right Hand   See larger image and other views  Your Price:** $47.95 Description For threading tough to machine materials. Made of high quality alloy steel, these holders offer maximum rigidity because of the “on edge” design of the cutter and double fastening system. See pages 641, and 644 of our 2008 Grizzly Catalog! See pages 6, and 9 of our 2008 Metalworking Catalog! See similar items in: > Home > Tooling > Tool Holders Final prices will include state sales tax for items shipped to WA, MO, or PA. Shipping charges for items not shipped via truck freight will be added according to our shipping rates.