Features: Crafted from carbon steel, this 5 Point Impacts Socket resists corrosion and rusts, ensuring consistent performances. This Impacts grade 5sides socket is for 13/16" Pentagon Nut and bolts on distribution poleline hardware or other utility service applications by utility workers. 1/2Inch Drive, 13/16Inch Socket. This Pentagon Socket Tool is very easy to use, simply place the socket on the nut of the cage bolt, and then use 1/2inch ratchets wrenches to complete the disassembly. This 5 Point Utility Socket can be used for water meter, fire hydrants, any type of 13/16inch pentagon Nut and bolts in industry. Specifications: Material:Carbon Steel Size:Approx.50mm/1.97''x30mm/1.18'' Package Includes: 1Piece Pentagon Socket note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.