This set of industrial drill bits is a great investment for anyone in the construction industry. The bits are sturdy and can withstand heavy use allowing me to tackle tough jobs with ease. After i put it to the test, I found that these bits are highly efficient and provide precise drilling. The SDS Plus design ensures a secure fit in my drill, which saves time and effort. The only downside is that the set only comes with five pieces, so additional bits may be needed for larger projects. Overall, this product is a top pick in the industrial and scientific category for its durability and efficiency..