The R410a R22 HVAC Core Removal Tool and Service Wrench Set by ZPSNDP is a high-quality hand tool set designed for HVAC professionals. This set includes a Core Removal Tool and a Schrader Removal Tool, making it easier to remove cores and perform maintenance on HVAC systems. With a 4.9/5 customer rating, this product is known for its reliability and efficiency. Made in the United States, this set is lightweight at 15.2 ounces and compact with dimensions of 7.91 x 5.55 x 1.54 inches, making it easy to transport and store.