5/16" Dia, 2 Flute, Ball Nose End Mill - 30340

SERIES: 03B

General Application End Mill

5/16" Dia, 0.8120" LOC, 5/16" Shank Dia, 2 Flute, 30 Degree Helix, Uncoated, Series 03B, Ball Nose End Mill - 30340

Total Available U.S. :16

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)	0.8120
Length of Cut (APMX) (mm)	20.62
Overall Length (LF) (Decimal Inch)	2.5000
Overall Length (LF) (Fractional Inch)	2-1/2
Overall Length (LF) (mm)	63.50
Shank Length (LS) (Decimal Inch)	1.6880
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	0.0520
Series	03B
Weldon Flat	No
US Stock	16
Shank Length (LS) (mm)	42.88
Shank Diameter (DCON) (Fractional Inch)	5/16
Tool Length	Regular
Coating Description	Bright/Uncoated
Flute Type	Spiral

Alternate Products

5/16" Dia, 0.8120" LOC, 5/16" Shank Dia, 2 Flute, 30 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 03B, Ball Nose End Mill - 30490

Total Available U.S. :27

5/16" Dia, 0.8120" LOC, 5/16" Shank Dia, 2 Flute, 30 Degree Helix, Di-NAMITE (Diamond) Coated, Series 03B, Ball Nose End Mill - 91283

Total Available U.S. :0