HARLINGEN 6 PIECE HELICAL COBALT M6.3-M20.5 COUNTERSINK SET (2001-5006) (SKU: 2001-5006)
Harlingen 6 Piece Helical Cobalt M6.3-M20.5 Countersink Set Three different convex cutting edges in combination with three unequal helix angles enable extremely stable and low-vibration cutting processes without any chatter marks. Three different curved edges result in extremely stable and chatterless burr-free operation. The high grade HSS Co5 substrates hold up well in high-temperature applications, providing long tool life in a wide variety of materials. The revolutionary flute geometry and high grade substrates provide longer service life and faster countersinking. Set Includes 1 each of sizes 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm & 20.5mm. This set also includes a fitted plastic case.
Specifications
- Harlingen 6 Piece Helical Cobalt M6.3-M20.5 Countersink Set
- Three different convex cutting edges in combination with three unequal helix angles enable extremely stable and low-vibration cutting processes without any chatter marks.
- Three different curved edges result in extremely stable and chatterless burr-free operation.
- The high grade HSS Co5 substrates hold up well in high-temperature applications, providing long tool life in a wide variety of materials.
- The revolutionary flute geometry and high grade substrates provide longer service life and faster countersinking.
- Set Includes 1 each of sizes 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm & 20.5mm.
- This set also includes a fitted plastic case.
- Weight: 0.7
- Dimensions: L 6, W 4, H 1
Benefits
- Industrial-grade tooling designed for dependable shop performance.
- Supports consistent results when applied with correct setup practices.
- A practical choice for U.S. machine shops and maintenance work.
Recommended use
- Confirm compatibility (size, interface, machine capacity) before ordering.
- Follow safe operating practices and use appropriate PPE.
- Optimize setup rigidity and process parameters for best results.
USA Warehouse Stock — Fast U.S. fulfillment.











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