Designed for long-lasting results in the toughest materials, Alpha Gold Series countersinks last three times longer than other countersinks on the market. 
- Fully ground M2 HSS-CoB increases strength and countersink life 
- Titanium nitride coating reduces heat and increases lubricity for extended life 
- 3 flute design provides clean and fast countersinking and deburring with a cordless drill 
- HSS cobalt with TiN coating 
- 1/4″ quick change shank
- Suits: Non-hammer action portable power and pedestal drills 
Technical data:
- Head diameter: 13mm, 33/64
- Overall length: 42mm
- Shank diameter: 1/4″ 
- Range min-max: 2 - 13