I recently purchased some indexable inserts for cutting tools in the Industrial and Scientific category. My analysis of these inserts showed that they are made of high-quality tungsten carbide material and are supplied in a reliable manner. The sharp edges of the inserts provide efficient and effortless cutting without causing any damage to the machines. I found these inserts to be durable and long-lasting, which saves a lot of money in the long run. The only con I experienced is that they are relatively pricey, but given the quality and performance, it's definitely worth the investment.