Gardner-Denver Model # H16RD13AAM3 3/8" drive torque adjustable nut runner. This unit has an overall length of 17.0" and has an adjustable clutch . The spring installed in this one is adjustable from aprox 65-90 in/lbs. Heavier or lighter springs can be installed depending on torque applications. No other springs are included with this tool. Compare at $2,000.00 new. This unit has been checked out and serviced andoperates as advertised. 3/8" drive end features a pin anvil.Shipping U.S. $11.95, Canada $32.95, Worldwide $48.95. We also ship APO,FPO and do combine shipping.Check out my other items!Sign up for my email newsletters by adding my eCRATER Store to your FavoritesOn Jan-19-11 at 16:40:32 PST, seller added the following information: Sellers: Delight buyers. Get your own map of past buyers. Froo www.froo.com | Froo Cross Sell, Free Cross Sell, Cross promote, eCRATER Marketing, eCRATER listing Apps, eCRATER Apps, eCRATER Application