Tap Wrench For Holding Taps. This is a new tap wrench. Used for holding taps firmly. Has knurled handles that are made of chrome steel. The jaw measures approximately 3/8" (9 mm) open and 1/16" (2 mm) closed. It measures approximately 7 1/4" (184 mm) long. We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.