1" OD Pipe Size is the smallest that we can manufacture.

Standard Tooth NumberTool SizePipe SizeDescriptionOEM Reference NumberQuantity
DU-0308-0100-03-1/2"1" (1.315")Reducer7502-A-50769
DU-0308-0104-03-1/2"1-1/4" (1.660")Reducer7502-A-50759
DU-0308-0108-03-1/2"1-1/2" (1.900")Reducer7502-A-50749
DU-0308-0200-03-1/2"2"Reducer7502-A-50739
DU-0308-0201-03-1/2"2-1/16"Reducer7502-A-50729
DU-0308-0206-03-1/2"2-3/8"Reducer7502-A-50719
DU-0308-0214-03-1/2"2-7/8"Reducer7502-A-50709
DU-0308-0302-03-1/2"3-1/8"Reducer7502-A-3189
DU-0308-0304-03-1/2"3-1/4"Reducer7502-A-3149
DU-0308-0306-03-1/2"3-3/8"Reducer7502-A-3389
DU-0308-0308-03-1/2"3-1/2"Basic7502-A-50699