This is the type of tape used on hockey stocks, baseball bat grips, etc. It's a cloth tape that give nice grip and is usually used on the hilt of a weapon.
Duct tape is a sturdy fibrous tape designed for sealing duct work. It also makes a very useful protection for the foam of boffer weapons. And it's already the color of metal, how nice.
Usually placed on the handle area of a bat by a player for added grip. Some players are fairly consistent with the pattern, the area, and the materials used in taping a bat, and it may be identified as a Specific Player Use Trait. This is not to be confused with tape that is added after a bat has been cracked to prevent further splitting, or taping of the barrel to dampen ball travel during batting practice.