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4.50mm Dia, 180 Degree Point, Solid Carbide Drill - 67090

SERIES: 136U

Hi-PerCarb 136U Flat Bottom

4.50mm Dia, 180 Degree Point, 6.00mm Shank Dia, 60.00mm OAL, 2 Flute, 2xD, Ti-NAMITE-X (TX) Coated, Series 136U, Hi-PerCarb 136U Flat Bottom, Solid Carbide Drill - 67090

Feature & Benefits

  • 4-margin design improves accuracy and surface finish along with increased strength for aggressive drilling
  • Specialized self-centering notched point eliminates the need for spot drilling decreasing thrust and deflection
  • Engineered edge protection improves edge strength and reduces edge fatigue allowing for increased feed rates
  • Recommended for materials ≤ 56 HRc (≤ 577 Bhn)

SKU / EDP67090
CategorySolid Round Tools > Holemaking > High Performance Drills
Min Order Qty1
Series136U
Series DescriptionHi-PerCarb 136U Flat Bottom
High PerformanceYes
Unit (inch/mm)mm
Number of Flutes2
Primary Workpiece Material(P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy|(H) Hardened Materials
Secondary Workpiece Material(N) Non-Ferrous Materials|Plastics & Composites
Reach (xD)2xD
Size4.50mm
Cutting Diameter (DC) (Decimal Inch)0.1772
Cutting Diameter (DC) (mm)4.50
Shank Diameter (DCON) (Decimal Inch)0.2362
Shank Diameter (DCON) (mm)6.00
Usable Length (LU) (Decimal Inch)0.3938
Usable Length (LU) (mm)10.00
Flute Length (LCF) (Decimal Inch)0.6299
Flute Length (LCF) (mm)16.00
Overall Length (OAL) (Decimal Inch)2.3622
Overall Length (OAL) (mm)60.00
Shank Length (LS) (Decimal Inch)1.3386
Shank Length (LS) (mm)34.00
Point Angle (Degree)180
Cutting Diameter (DC) Tolerance (Decimal Inch)+.00016 / +.00063
Cutting Diameter (DC) Tolerance (mm)+.0040 / +.0160
Shank Diameter (DCON) Tolerance (ISO)h6
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionTX (Ti-NAMITE-X)
Additional GeometryRight Hand Cut Direction (RHC)
Helix AngleRight Spiral
Helix Angle (Degree)15
Variable HelixNo
Center CuttingNo
Chip BreakerNo
Number of Margins4
Self CenteringYes

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