Guardelli F-Hole Drill Set
New version Guardelli F-Hole drill set made out of high quality stainless steel ( no more color shedding of blackened metal )
The ideal tool for cutting perfectly cylindrical f-holes. Centering pin mounted on a beechwood handle. Comes with 10 interchangeable, double-beveled drill bits.
Ø 5.5/6.0/6.5/7.0/7.5/8.0/8.5/9.0/9.5/10.0 mm.