Bc=Pitch_diameter*cos(PA) Number_teeth=18 P=Number_teeth/Pitch_diameter PA=20 Perimeter_p8=p7 Pitch_diameter=.375 a=1/P b=1.25/P cp=pi()/P ct=(pi()/2)/P num_grooves=10 p1=Pitch_diameter p6=Bc p7=0.0641287768735627 p9=a p10=b p11=180/Number_teeth [in]p392=ct/2 [in]p433__x=0.00000000000 [in]p434__y=0.00000000000 [in]p435__z=0.00000000000 [in]p448__x=0.00000000000 [in]p449__y=0.00000000000 [in]p450__z=.1 [degrees]p464=0 [degrees]p465=20 [in]p477=0 [degrees]p479=360/number_teeth p481=number_teeth-1