This Ground Rod Driver, also known as a Stake Pounder Cup, is for use with the Jack Hammer or Air Breaker. The cup head fits around a stake up to 2.5" in diameter so you can driver a stake or rod into the ground.
Inside Diameter: 2.5"
Outside Diameter: 3.5"
Inner Depth: 2.5"
Shank Size: 1.125" Hex x 6" Long
Flute Length: 12.5"
Overall Length: 19"
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