As a new buyer, I recently purchased a set of fasteners for my performance car and I must say, I am thoroughly impressed with the quality of this product .My analysis of this set showed that each fastener is designed to withstand extreme conditions, making this set a reliable choice for any automotive enthusiast. the pros of this product include its sturdy build and the fact that it offers great value for money. However, the cons are that the set could use a few more fastener options for some of the less common exhaust systems. Overall, I would highly recommend this set to anyone looking for a high-quality, durable fastener set for their automotive needs..