21mm 12 Point Shallow Socket 3/4 Drive Standard Metric Chromium Vanadium Steel

12 point socket is great for use in tight even hard to see spaces as they allow you to connect a fastener at more angles. The additional points make the socket easier to connect with the head of the fastener. Heat treated chromium-vanadium alloy steel drop forging provides long life durability. Surface polished and electroplated smooth not easy to scratch and wear. Radius corner design causes the socket to grasp the sturdy wall of the fastener instead of the corners thereby reducing the wear of the fastener. The products are widely used in car maintenance electric maintenance pipeline maintenance mechanical maintenance fitter assembly home emergency maintenance etc. Note: This socket is hand tools and should not be used on power tools.