5/16" 100 Degree Single Flute Countersink, 1/4" Shank, High Speed Steel
Model #: CT1FL-5/16-100
Price: $4.70
Description: 5/16" 100 deg HS 1 Flute Countersink, 1197-0110
- Cutting Diameter: 5/16"
- Shank: 1/4"
- Shank Length: 3/4"
- Overall Length: 1 3/4"
- 100° angle.
High Speed Steel.
Single flute countersinks are a good general purpose countersink.