... all hexagonal,10#,20#,45#,stainless steel material,mainly used for mini plough hexagonal pipe 1.material: carbon steel(10#,20 ... as axis arbors,we have large stocks,and mainly used for mini plough3.shape:outside and inside both hexagonal,outside hex ... outside round inside hexagon4.special size and material we can cold drawn for you,coz we can make modules easily,have long ...