Alpha 3 Flute 1/4" Hex Shank QR TiN HSS Cobalt Countersink - 19mm

The Alpha Gold Series 3 Flute Countersink delivers professional-grade performance with extended tool life. Its TiN-coated, fully ground HSS cobalt body ensures exceptional strength, reduced friction, and long-lasting cutting capability.

The 3-flute design produces a smooth finish, higher feed rates, and reduced chatter, while the 1/4" quick change shank provides secure fitment and quick swapping in portable drills.

FEATURES:
• M2 HSS-CoB with Titanium Nitride coating for maximum durability
• 3-flute design for clean, efficient countersinking
• 90 degree cutting geometry for accurate results
• 1/4" hex quick change shank for speed and security
• Optimised for portable non-hammer drills and pedestal drills

SPECIFICATIONS:
• Head diameter: 19mm (3/4")
• Overall length: 45.5mm
• Shank diameter: 1/4"
• Range min–max: 4–19mm
• Countersink angle: 90 degrees
• Suits materials: Metals, plastics, wood
• Flutes: 3
• Material: M2 HSS-CoB with TiN coating
• Manufacturer code: CS3-19QR

BEST APPLICATIONS:
• Countersinking in ferrous and non-ferrous metals
• Precision countersinking in plastics and composites
• Heavy-duty workshop and fabrication applications

DRILLING BEST PRACTICE:

• Use non-hammer drill settings for best results
• Apply cutting fluid when working in harder metals. We recommend SW140386 CRC CDT Cutting Liquid or an equivalent
• Maintain steady feed pressure to prevent chatter
• Withdraw periodically in deeper cuts to clear swarf
• Inspect cutting edges and regrind or replace when worn

Find the Alpha Countersinks Data Sheets HERE

Find the Alpha Countersink Comparison Guide HERE

Not what you are looking for, or need specialty tools? Please give us a call on 0800 080 4657 or email us on [email protected]. We are here to help.