DORMER 5988825 Replaceable-Tip Drill: 15.6 to 16.5 mm Dia, 20 mm Weldon Flat Shank
Replaceable-Tip Drill: 15.6 to 16.5 mm Dia, 20 mm Weldon Flat Shank 166.5 mm OAL, Through Coolant
$678.77