MaterialThe furnace/forge body is made of top quality steel material to withstand high temperatures during forging.DimensionIts casing measures 6″ and its air outlet is 1-4/5″. It has a gear ratio of 1:28.Portable & Light WeightThis little forge is easy to manage because of its size and light weight.Package IncludesBlower, Stand, Outlet Pipe, HandleScrew – 2 Nos (Fitted at outlet), Bolt – 3 Nos (Fitted on stand & handle)Furnace SpecificationCast iron gear6” casing1:28 Gear ratio1-4⁄5” outer dia. for outletGround steel worm shaft