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5/16" Dia, 145 Degree Point, Solid Carbide Drill - 50024
SERIES: 120
Series 120 - CFRP 8 Facet
5/16" Dia, 145 Degree Point, 5/16" Shank Dia, 3-1/8" OAL, 2 Flute, 3xD, Di-NAMITE (Diamond) Coated, Series 120, Series 120 - CFRP 8 Facet, Solid Carbide Drill - 50024
Feature & Benefits
- Double margin design stabilizes the drill for greater hole accuracy and improved surface finish
- Notched point reduces thrust force over conventional designs
- 8 facet point reduces fiber breakout and delamination on exit
- 90 degree secondary chamfer angle improves hole entrance and exit quality
SKU / EDP | 50024 |
---|---|
Category | Solid Round Tools > Holemaking > High Performance Drills |
Min Order Qty | 1 |
Series | 120 |
Series Description | Series 120 - CFRP 8 Facet |
High Performance | Yes |
Unit (inch/mm) | inch |
Number of Flutes | 2 |
Primary Workpiece Material | (N) Non-Ferrous Materials |
Reach (xD) | 3xD |
Size | 5/16" |
Cutting Diameter (DC) (Decimal Inch) | 0.3125 |
Cutting Diameter (DC) (Fractional Inch) | 5/16 |
Cutting Diameter (DC) (mm) | 7.94 |
Shank Diameter (DCON) (Decimal Inch) | 0.3125 |
Shank Diameter (DCON) (Fractional Inch) | 5/16 |
Shank Diameter (DCON) (mm) | 7.94 |
Usable Length (LU) (Decimal Inch) | 1.1875 |
Usable Length (LU) (Fractional Inch) | 1-3/16 |
Usable Length (LU) (mm) | 30.16 |
Flute Length (LCF) (Decimal Inch) | 1.5620 |
Flute Length (LCF) (mm) | 39.67 |
Overall Length (OAL) (Decimal Inch) | 3.1250 |
---|---|
Overall Length (OAL) (Fractional Inch) | 3-1/8 |
Overall Length (OAL) (mm) | 79.38 |
Shank Length (LS) (Decimal Inch) | 1.4380 |
Shank Length (LS) (mm) | 36.53 |
Point Angle (Degree) | 145 |
Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00000 / -.00050 |
Cutting Diameter (DC) Tolerance (mm) | +.0000 / -.0127 |
Shank Diameter (DCON) Tolerance (ISO) | h6 |
Shank Type | Straight |
Weldon Flat | No |
Coolant Option | External Coolant |
Coating Description | Diamond (Di-NAMITE) |
Additional Geometry | Right Hand Cut Direction (RHC) |
Helix Angle | Right Spiral |
Helix Angle (Degree) | 20 |
Variable Helix | No |
Center Cutting | No |
Chip Breaker | No |
Primary Chamfer Angle (a) (Degree) | 145 |
Secondary Chamfer Angle (a) (Degree) | 90 |
Number of Margins | 4 |
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