[Strong & Durable] The ground rod driver is made of forged steel, strong and durable, with high hardness and strength, wear and impact resistant and offer great protection against rust, and can be used for a long time.[Optional Type] There are 3 different types of drill bit drivers, including flat drill bit driver, 21mm inner diameter drill bit driver, 19mm inner diameter drill bit driver. All of them are 85mm/3.35 inches in length.[Wide Compatibility] Our ground rod driver is compatible with almost all brands of SDS plus system rotary hammers and hammer drills. Please make sure it fits your tool before purchasing.[Easy To Install] The drill bit driver is easy to install and disassemble without the assistance of other tools, saving your time and improving working efficiency. The bit driver with a metal wall can withstand greater impact without damage.[Practical Tool] With this grounding rod driver, you do not need to use sledgehammers and wooden boards to install grounding rods, small fence posts, and small electric fence posts. It can save your time and give you more safety.Parts List:1 x Ground Rod DriverHighlight description:Our ground rod driver is an ultra-heavy integrated tool, made of forged steel, with a thick metal wall and anti-impact and anti-rust performance. It is an ideal choice for all kinds of driving grounding rods and reinforced piles.Key Features:Exquisite Workmanship: Fully hardened high-quality steel body and thick metal wall ensure durability to meet the requirements of frequent use and prolong the service life.Improve Work Efficiency: Our ground rod driver will reduce a lot of pounding with a manual hammer, save time and effort, perfect for commercial and industrial applications.Specification:Product Name: Ground Rod DriverMaterial: forged steelColor: silverType: flat drill bit driver, 21mm inner diameter drill bit driver, 19mm inner diameter drill bit driverFlat drill bit driver: 8.5 x 3.5cm/3.35 x 1.38 in21mm drill bit driver: length: 85mm/3.35 in, thickness: 20mm/0.79 in, inner diameter: 21mm/0.83 in, hole depth: 10mm/0.39 in19mm drill bit driver: length: 85mm/3.35 in, thickness: 20mm/0.79 in, inner diameter: 19mm/0.75 in, hole depth: 10mm/0.39 inNote:1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color.2.Please allow slight dimension difference due to manual measurement.