"The Klutch 1/4in. Air Angle Die Grinder is ideal for weld grinding, deburring, surface prep and polishing. The 110 head delivers superior control when trying to get into hard-to-reach places. Air Consumption CFM 4, Air Inlet Size in. NPT 1/4, Collet Size in. 1/4, Min. Hose Size in. 1/4, Side Handle One-hand operation, Speed RPM 20,000, Tool Length in. 7.6, Tool Weight lbs. 1.32, CFM at Load 4, Variable Speed 4 speeds. 110 head allows for use in confined areas 4-speed regulator for RPM adjustment Safety trigger prevents accidental startups Ergonomic handle One-piece housing for durability"