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1/2" Dia, 0.1400" Tip, 90 Degree, 6 Flute, Countersink - 74261

SERIES: 606

General Application Countersink

1/2" Dia, 0.1400" Tip, 90 Degree, 6 Flute, 1/4" Shank Dia, Uncoated, Series 606, General Application Countersink - 74261


SKU / EDP74261
CategorySolid Round Tools > Holemaking > General Application Countersinks
Min Order Qty1
Series606
Series DescriptionGeneral Application Countersink
High PerformanceNo
Unit (inch/mm)inch
Number of Flutes6
Primary Workpiece Material(P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy
Secondary Workpiece Material(H) Hardened Materials
Size1/2"
Tip Diameter (DC1) (Decimal Inch)0.1400
Tip Diameter (DC1) (mm)3.56
Cutting Diameter (DC2) (Decimal Inch)0.5000
Cutting Diameter (DC2) (Fractional Inch)1/2
Cutting Diameter (DC2) (mm)12.70
Shank Diameter (DCON) (Decimal Inch)0.2500
Shank Diameter (DCON) (Fractional Inch)1/4
Shank Diameter (DCON) (mm)6.35
Flute Length (LCF) (Decimal Inch)0.5625
Flute Length (LCF) (Fractional Inch)9/16
Flute Length (LCF) (mm)14.29
Overall Length (OAL) (Decimal Inch)2.7500
Overall Length (OAL) (Fractional Inch)2-3/4
Overall Length (OAL) (mm)69.85
Shank Length (LS) (Decimal Inch)1.5620
Shank Length (LS) (mm)39.67
Point Angle (Degree)90
Cutting Diameter (DC) Tolerance (Decimal Inch)+.00300 / -.00000
Cutting Diameter (DC) Tolerance (mm)+.0762 / -.0000
Shank Diameter (DCON) Tolerance (ISO)h6
Shank TypeStraight
Weldon FlatNo
Coolant OptionExternal Coolant
Coating DescriptionBright/Uncoated
Additional GeometryRight Hand Cut Direction (RHC)
Rake AngleNeutral
Helix AngleRight Spiral
Variable HelixNo
Center CuttingNo
Chip BreakerNo
Centerline (α) Angle (Degree)45.0
Number of Margins1

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