The blade of the Pro Joint Knife is flexible and crafted using premium stainless steel which enables perfect feathering of the joints, to deal with stubborn nail pops on the wall, the Pro Joint Knife has a built-in hammer end. It eliminates the need for a separate hammer for small pops on the wall and makes it an ideal wall putty knife. The stainless steel blade of the Pro Joint Knife is attached with the handle with a premium rivet system so that it won't detach easily and for optimum comfort and strong grip, handle of the Pro Joint Knife is designed ergonomically to reduce hand fatigue. The OX Joint Knife is a perfect multipurpose tool. It can be used for taping wall putty, a scraper tool, for filling the gaps and much more.