View Larger 2900 Series Super Duty View Model Specifications Features1/2” NPT inletThrough-hole socket retainerBuilt-in power regulatorPressure-feed mechanism lubricationDurable epoxy-coated handle/housingIntegral mufflerTwin Hammer mechanismBronze endplates Document LibraryManuals English Air_Impact Wrench_Maintenance Information_ ...Air_Impact Wrench_Maintenance Information_ ...Air_Impactool_Operation and Maintenance_Eu ...Air_Impactool_Operation and Maintenance_En ...