5/16 (60°) 4FL Solid Carbide Countersink 3/8 x 2-1/2
5/16 (60°) 4FL Solid Carbide Countersink 3/8 x 2-1/2
- Ideal for chamfering
- For centering & countersinking on NC & CNC machines
- Manufactured from premium submicron level carbide grain
Countersink Carbide Drill
Countersinks are precision cutting tools designed to create chamfers, deburr edges, and prepare holes for flat-head fasteners. The angled cutting geometry allows for smooth, concentric chamfer formation while improving fastener seating and part finish. Manufactured from high-speed steel or solid carbide, countersinks deliver durability, dimensional accuracy, and consistent performance in CNC and manual machining applications. Engineered for controlled cutting action, they help reduce burr formation and improve overall part quality.
- Precision angled cutting edges for chamfering
- Manufactured from premium submicron level carbide grain
- Best for aluminum and iron
- Chamfering
- For centering and
- countersinking on NC and
- CNC machines
Piece Count: 1
Material: Sub-Micron Grain Carbide
Tool Type: Countersink
Cut Diameter (in): 46158
LOC (in): 0.375
Shank Diameter (in): 46158
OAL (in): 2.5
No. of Flutes: 4
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Unmatched Quality | Operating 7 Days a Week | Established in 1989
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Manufacturing Tolerances
Manufacturing TolerancesCobra Carbide invests in state-of-the-art equipment to ensure precision and consistency.
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About Us
US Facility & StandardsCobra Carbide boasts an on-staff engineering team capable of producing cutting tools to unmatched quality & standards.
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Our Coatings
CoatingsCobra Carbide offers a variety of coatings for its tools to better serve your needs by reducing cost and increasing performance. .