used in very nice condition. surface has swirl marks from geberal handling. does not look like these were used much if at all. set of 4. incomplete set. see photos for condition. The GM Goodwrench Wrench SAE 4pc Set is a rare find for automotive enthusiasts looking for high-quality hand tools. Made in the United States, this set includes 4 12-point wrenches designed for SAE measurements. With the iconic GM Goodwrench brand name, this set is durable and reliable for any mechanic or DIY auto enthusiast.