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#21, 137 Degree Point, Solid Carbide Drill - 56404

SERIES: 142P

Hi-PerCarb 142P

#21, 137 Degree Point, 0.2362" Shank Dia, 2.5984" OAL, 2 Flute, 3xD, Coolant-Through, Ti-NAMITE-X (TX) Coated, Series 142P, Hi-PerCarb 142P, Solid Carbide Drill - 56404

Feature & Benefits

  • 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)

SKU / EDP56404
CategorySolid Round Tools > Holemaking > High Performance Drills
Min Order Qty1
Series142P
Series DescriptionHi-PerCarb 142P
High PerformanceYes
Unit (inch/mm)inch
Number of Flutes2
Primary Workpiece Material(P) Steel|(N) Non-Ferrous Materials|(H) Hardened Materials
Secondary Workpiece Material(M) Stainless Steel|(K) Cast Iron|(S) High Temp Alloy
Reach (xD)3xD
Size#21
Cutting Diameter (DC) (Decimal Inch)0.1590
Cutting Diameter (DC) (mm)4.04
Cutting Diameter (DC) (Wire)#21
Shank Diameter (DCON) (Decimal Inch)0.2362
Shank Diameter (DCON) (mm)6.00
Usable Length (LU) (Decimal Inch)0.6693
Usable Length (LU) (mm)17.00
Flute Length (LCF) (Decimal Inch)0.9449
Flute Length (LCF) (mm)24.00
Overall Length (OAL) (Decimal Inch)2.5984
Overall Length (OAL) (mm)66.00
Shank Length (LS) (Decimal Inch)1.4173
Shank Length (LS) (mm)36.00
Point Angle (Degree)137
Point Length (PL) (Decimal Inch)0.0329
Point Length (PL) (mm)0.84
Cutting Diameter (DC) Tolerance (Decimal Inch)+.00016 / +.00063
Cutting Diameter (DC) Tolerance (mm)+.0041 / +.0160
Shank Diameter (DCON) Tolerance (ISO)h6
Shank TypeStraight
Weldon FlatNo
Coolant OptionInternal Coolant
Coating DescriptionTX (Ti-NAMITE-X)
Additional GeometryRight Hand Cut Direction (RHC)
Helix AngleRight Spiral
Helix Angle (Degree)30
Variable HelixNo
Center CuttingNo
Chip BreakerNo
DIN StandardDIN 6537
Number of Margins4
Self CenteringYes

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