Product Overview
Hole Enlarging Core Drills, 1" Hole Size, 1.000 Decimal Equivalent, 1/2" Shank Size, 5/8" Minimum Starting Hole Size, 1-7/8" Flute Length, 4-5/16" Overall Length, High Speed Steel, 4 Flute, 3 Flats on Shank, Black & Gold Finish, Right Hand Spiral, 1 per Tube
