"Model : H101-120 *A: 1 1/2"" B: 120"" C: 3"" *Stem shaft is flexible. *Measurement Length B includes Handle *Twisted-in-wire medium stiffness plastic bristles *Tolerance=+/- 1/32'' for A *Tolerance=+/- 1/4'' for B,C *Brush diameter size A is actual. "