5/16" 90 Degree Single Flute Countersink, 1/4" Shank, High Speed Steel
Model #: CT1FL-5/16-90
Price: $4.30
Description: 5/16" 90 deg HS 1 Flute Countersink, 1197-1070
- Cutting Diameter: 5/16"
- Shank: 1/4"
- Shank Length: 3/4"
- Overall Length: 1 3/4"
- 90° angle.
High Speed Steel.
Single flute countersinks are a good general purpose countersink.