Made of Type SUS303 stainless steel, Series SUSL of modules 0.5, 0.8, and 1 spur gears include Fairloc integral hub fastening system, which eliminates marred shafts. Twenty deg pressure angle precision gears conform to JIS N8 Grade standards and fit shafts from 4 to 10 mm dia. Available with face widths from 5 to 8 mm, gears have compact, self-contained design with sizes ranging from 14 to120 teeth.