It is primarily used for automotive maintenance and general mechanical work. They can withstand higher impacts and are made to last. Impact socket sets are typically manufactured from high quality chrome vanadium steel with a black oxide finish, which makes them well suited for use in heavy industrial applications because of their strength and durability. Sizes included: 3/8F x 1/2M 1/2 x 3/8M 1/2F x 3/4M 3/4F x 1/2M 3/4F x 1M Founded in 2008, Impact Tools began as a family enterprise, manufacturing a large range of socket sets and hand tools, and over time has expanded its expertise into a broader portfolio with a national footprint. Today, Impact Tools remains an Australian family business that is renowned for its high-quality Impact socket sets for the hardware market and a wide range of specialised industrial applications.