Ryobi ZRD620H 6.2 Amp 5/8 in. VSR Hammer Drill (Certified Refurbished) This Certified Refurbished product is tested & certified by Ryobi to look and work like-new. The product includes all original accessories, and is backed by a 1 Year warranty. Hammer mode for drilling holes in masonry and concrete Heavy duty keyed chuck for solid bit retention Auxiliary handle improves handling and balance of tool during use