Herdim, Peg Hole Reamer, Violin, Small, 1/30 taper Herdim Violin Peg Reamer , small, Taper 1/30, diam. 4/7.5 mm. Length 105 mm. Matching peg shaper T-32, sold separate. Reamer blades are made of High Speed Steel (HSS) hardened to 62 RC to guarantee exceptional long lasting edges.  The triple cutting edges are particularly sharp and guarantee perfectly round holes.  Boxwood handle.