5/16" Dia, 2 Flute, Ball Nose End Mill - 31991

SERIES: E3B

General Application End Mill

5/16" Dia, 1-5/8" LOC, 5/16" Shank Dia, 2 Flute, 30 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series E3B, Ball Nose End Mill - 31991

Total Available U.S. :18

Series Description	General Application End Mill
End Configuration	Ball Nose
Unit (inch/mm)	inch
Number of Flutes	2
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
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) (mm)	7.94
Length of Cut (APMX) (Decimal Inch)	1.6250
Length of Cut (APMX) (Fractional Inch)	1-5/8
Length of Cut (APMX) (mm)	41.28
Overall Length (LF) (Decimal Inch)	4.0000
Overall Length (LF) (Fractional Inch)	4
Overall Length (LF) (mm)	101.60
Shank Length (LS) (Decimal Inch)	2.3750
Shank Length (LS) (Fractional Inch)	2-3/8
Cutting Diameter (DC) Tolerance (Decimal Inch)	+0.0000/-0.0020
Cutting Diameter (DC) Tolerance (mm)	+0.000/-0.050
Shank Diameter (DCON) Tolerance (ISO)	h6
Corner Radius (RE) Tolerance (Decimal Inch)	+0.0000/-0.0010
Corner Radius (RE) Tolerance (mm)	+0.000/-0.025
Shank Type	Straight
Coolant Option	External Coolant
Additional Geometry	Right Hand Cut Direction (RHC)
Rake Angle	Positive
Helix Angle	Right Spiral
Helix Angle (Degree)	30
Variable Helix	No
Center Cutting	Yes
Chip Breaker	No
Shipping Weight	0.1160
Series	E3B
Weldon Flat	No
US Stock	18
Shank Length (LS) (mm)	60.33
Shank Diameter (DCON) (Fractional Inch)	5/16
Tool Length	Extra Long
Coating Description	AlTiN (Ti-NAMITE-A)
Flute Type	Spiral

Alternate Products

5/16" Dia, 1-5/8" LOC, 5/16" Shank Dia, 2 Flute, 30 Degree Helix, Uncoated, Series E3B, Ball Nose End Mill - 33326

Total Available U.S. :39