TL-DB2-7899

BRAND: HOSCO

Step Drill Bits

For installing Rotomatic type tuners, φ7.8/ 9.9

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Characteristic

All of our step drill bits are made by HSS(high speed steel) and promise fi ne job for making holes.
Drill bit blade is specially designed to drill hard wood like maple.
We accept to make custom step drill bits as your request.

Cross section of drilled hole