Wooden dowel 1,Diameter Tolerance +/- 0.05mm 2,Length Tolerance +/- 0.05mm 3,Surface smoothing 4,High hardness Wooden dowel Process 1,Chooses the hard wood,undergoes disinfection treatment,mothproof. 2,It meets international standard 12 degrees,does not curvy,does not distort. 3,The same model wooden Dowels are in the same diameter,the error in±0.05mm within,the length is unified. 4, Φ5-20mm,the ...