Dowel Pin, System of Measurement Inch, Standard Dowel, Basic Material Plastic, Material Grade Acetal, Fastener Finish Plain, Rockwell Hardness M80, Pin Dia. 0.1200 to 0.1300 in, Fastener Length 1/4 in, Rockwell M, Nominal Diameter 1/8 in, Length Tolerance +/-0.005 in, Dia.