Type 561 FractionalTools - Countersinks - Single Flute Countersinks - 60° Single Flute Countersinks

Description
- Right spiral flute minimizes chatter
- Carbide tip brazed to tough hardened alloy steel body
- Not recommended for portable tool use (use "three flutes" type)
Modifications
- Modified included angle
- Reduced shank diameter
- Shank drive flat(s)
Coatings available:
- TITANIUM NITRIDE - TiN
- TITANIUM CARBONITRIDE - TiCN
- ZIRCONIUM NITRIDE - ZrN
- AL TITANIUM NITRIDE - AITiN
| Decimal Diameter | Fractional Diameter | Minimum Cut Diameter | Shank Diameter | EDP | Price | 1.2500 | 1 1/4 | 0.1562 | 1/2 | 56140 | $195.30 | 1.5000 | 1 1/2 | 0.1875 | 1/2 | 56148 | $218.95 | 0.2500 | 1/4 | 0.0625 | 3/16 | 56108 | $79.10 | 0.3750 | 3/8 | 0.0781 | 1/4 | 56112 | $79.10 | 0.5000 | 1/2 | 0.0938 | 3/8 | 56116 | $93.95 | 0.7500 | 3/4 | 0.1250 | 1/2 | 56124 | $117.50 | 1.0000 | 1 | 0.1250 | 1/2 | 56132 | $153.45 |