High Speed Steel Two-Step Drill, 7.8 mm / 9.9 mm Birdseye or combine it with our

or combine it with our FB30(B) tuners to achieve any configuration you desire (2+2

Size (each): 1" x 2” x 5" or 6"

55" x 2" x 8"

3" at the biggest points

High Speed Steel Two-Step Drill, 7.8 mm / 9.9 mm Birdseye or combine it with ourA special drill bit used to make guitar tuning peg holes for installing Rotomatic type tuners. It drills two different sizes at the same time. It creates an 9. 9mm hole in the front of the guitar and a 7. 8mm hole in the back. This gives vintage tuners a perfect, tight fit Manufactured from HSS steel, it is well suited for drilling into hardwoods. Total drill bit length: 96mm Tip diameter: 7. 8mm Second step diameter: 9. 9mm Tip working length: 9. 0mm