However, they trade flexibility for solidity, achieving this by being about twice as thick-0.04 inches, in general. Like their flexible counterparts, stiff blade putty knives will normally be between 1 and 6 inches wide. Stiff blade putty knives have many things in common with flexible blades. In addition to the metal blade, a flexible putty knife will also have a small handle made of wood or plastic. Some are specialized to get to hard to reach areas, and some are simply wide and flat to spread materials around quickly. Putty knife blades can come in a variety of lengths and shapes. Flexible blade putty knives can vary in width, with ordinary ones ranging from slightly over 1 to 6 inches wide. Flexible putty knives can also be used to spread other soft materials, such as plaster, joint compound for drywall, grout, or anything soft and wet that needs to be made even or flat.Ī typical flexible blade putty knife will be about 0.02 inches thick. In particular, flexible blade putty knives are used to create a layer of putty around the edge of a window as it is installed. Purchase this kind of putty knife if you require it for specific reasons.Flexible blade putty knives are commonly used for spreading soft material around. There are putty knives made for specific purposes such as sealing grout.
A putty knife is also great for removing anything from paint to stickers on counters and floors. Specialty Putty KnifeĪ putty knife is primarily used to apply putty but is also useful in applying drywall mud and plaster. Smaller blades are also a great asset when applying tape around corners and edges. If you need to be more detailed, use a smaller blade. If you are using a putty knife to strip paint from a wide area of a wall, then the larger the blade, the better. The putty knife blade is an important part of the putty knife because it is what allows you to complete the job you are intending to use it for. The blade of the putty knife varies from ½-inch to as large as 3½ inches.
Using a stiff knife for a job that requires a flexible putty knife can make a job that is more difficult than it should be. If you need to apply anything from tape to drywall mud, you can easily do that with a flexible putty knife. If you're trying to remove paint from a wall or scrape away dirt and grime, then a stiff putty knife is the right choice for the job. Either of these materials can be flexible or stiff. Stiff Putty KnifeĪ putty knife can be made out of rigid plastic or metal.
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