Planishing Hammer Sheet Metal Capacity Aluminum 14 ga Sheet Metal Capacity Steel 16 ga Throat Depth 36 in Hammer Mode Non-Rigid Speed Setting Variable Speed Maximum Blows per Minute 3 200 bpm Adjustable Depth Stop No Anvil Die Type Radius Hammer Die Type Flat Radius Phase 1 Air Inlet Size NPT Air Inlet Type 1/2 in NPT Male Air Inlet Gender 1/2 in Air Inlet Male