Features:
- High-performance point design stabilizes on entry for exceptional hole size and cylindricity while also allowing for low thrust force and extended tool life
- Internal coolant hole improves coolant flow to extend tool life and aid in chip evacuation
- 4-margin design improves hole straightness and roundness while providing improved stability for difficult applications like cross holes and when exiting on angle
- Proprietary Ti-NAMITE-X coating and industry leading carbide substrate provides exceptional wear resistance and toughness for demanding applications
- Recommended for materials ≤ 50HRc (475 Bhn)
Product Specifications
Manufacturer Part Number | 56512 |
Cutting Diameter (Decimal Inch) | 0.159" |
Cutting Diameter (mm) | 4.04mm |
Cutting Diameter (Wire) | #21 |
Shank Diameter (Decimal Inch) | 0.236" |
Shank Diameter (mm) | 6.00mm |
Flute Length (Decimal Inch) | 2.433" |
Flute Length (mm) | 61.80mm |
Usable Length (Decimal Inch) | 2.195" |
Usable Length (mm) | 55.74mm |
Overall Length (Decimal Inch) | 3.929" |
Overall Length (mm) | 99.80mm |
Shank Length (Decimal Inch) | 1.417" |
Shank Length (mm) | 36.00mm |
Point Length (Decimal Inch) | 0.031" |
Point Length (mm) | 0.80mm |
Shank Diameter Tolerance | h6 |
Point Angle (Degree) | 137 Degree |
Flute Type | Spiral |
Number of Margins | 4 |
Number of Flutes | 2 |
Reach (xD) | 12xD |
Center Cutting | No |
Double Margins | Yes |
High Performance | Yes |
Self Centering | Yes |
Coating | TX (Ti-NAMITE-X) |
Product Type | Extra Long Drill Bit |

Warning:
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov
Brand:
SGS
Cutting Diameter (Inch):
7/44"
Cutting Diameter (Decimal Inch):
0.1590"
Cutting Diameter (mm):
4.04mm
Shank Diameter (Inch):
21/89"
Shank Diameter (Decimal Inch):
0.2360"
Shank Diameter (mm):
6.00mm
Overall Length (Inch):
3-13/14"
Overall Length (Decimal Inch):
3.9290"
Overall Length (mm):
99.80mm
Size:
#21
Finish/Coating:
TX (Ti-NAMITE-X)
Number of Flute:
2
Point Angle (Degree):
137 Degree
interval quantity:
1