jkchen pro electric pile driver hammer - jkchenpro 2200w electric t post driver, 110v handheld pile driver, 2100 bpm sufficient power, ideal for fence post construction site, farm fences, forestry seedlings is up for auction in Tools & Home Improvement. The current bid is $64.00, 79% below the $309.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.