The Klein 53721 Flex Bit Kit is a 3-piece kit that includes a folding placement tool, a 1/2-Inch-9/16-Inch O.D. pulling grip, and a 9/16-Inch x 54-Inch flexible drill bit -- everything you need to pull up to 9/16-Inch O.D. wire. This complete kit can be used for drilling and pulling wire and cable. Use the placement tool (Cat. No. 53715) to guide the bit through walls. The flexible drill bit (Cat. No. 53718) makes 9/16-Inch holes in wood. The pulling grip (Cat. No. KPS050) attaches to the flexible drill bit after the hole has been made and pulls 1/2-Inch-9/16-Inch wire and cable. Weight: 2.00-Pound.