Wire Pulling Grip 1/2-Inch to 9/16-Inch Klein Tools KPS050SEN Grip is used to pull 1/2-Inch to 9/16-Inch (12 -14 mm) diameter wire or cable through walls Pulling grip attaches to the hole in the tip of the flex bit; wire mesh holds the wire during the pull Swivel end helps reduce twisting 100-pound (45.4 kg) maximum safe load Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857