33/64" High Speed Steel 1/2" Shank Drill Bit (S + D type drill)
35/64" High Speed Steel 1/2" Shank Drill Bit (S + D type drill)
21/32" High Speed Steel 1/2" Shank Drill Bit (S + D type drill)
29/32" High Speed Steel 1/2" Shank Drill Bit (S + D type drill)
19/32" High Speed Steel 1/2" Shank Drill Bit (S + D type drill)