Peg Hole Reamer, Cello Herdim Peg Reamer, Cello, taper 1/25, diam. 8/16 mm , length 200 mm. The reamer blades are made of HSS (High Speed Steel) hardened to 62 RC to guarantee exceptionally long lasting edges.  The triple cutting edges are particularly sharp and guarantee perfectly round holes.  Boxwood handle.   Matching cello peg shapers T-34, T-35, T36, sold separate.