SK TOOLS Starter Manifold Wrench Set 2 piece 12 Point SAE Satin, H1600. Features SK TOOLS Starter Manifold Wrench Set 2 piece 12 Point SAE Satin. Includes manifold wrenches: H1416 1/2 x 7/16 inch, and H1820 5/8 x 9/16 inch.Retail Packaged. New old stock.