When I tried this product I was impressed by its effectiveness and versatility in handling various hex screws. As an avid DIYer, I have used several screwdrivers in the past, but this one stands out for its excellent grip and durability. Its anti-corrosion property makes it suitable for industrial and scientific use.the only downside is THAT it is slightly expensive compared to other screwdrivers in the market. However, the quality of the product is worth the price. Overall, I highly recommend this hex screwdriver for all your industrial and scientific needs..