SGS Screw Machine Drill: Letter I (.272") Dia, 1.312" Flute Length, 3-1/8" OAL, 145° Point, Diamond (Di-NAMITE), Solid Carbide, 50021

Kyocera SGS

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SKU:
KYO-50021
$1,081.22

SGS Series 120 screw machine drill for non-ferrous metals, 2 flutes, 20 degree helix, 145 degree point, spiral flutes, straight shank, external coolant. Solid carbide, Diamond coating. Manufacturer part number 50021.

Specifications

Series
120
Unit of Measure
Inch
Cutting Diameter (Decimal)
0.2720
Shank Diameter (Decimal)
0.3125
Flute Length (Decimal)
1.3120
Hand Direction
Right
Material
Solid Carbide
Cutting Diameter (Metric)
6.91
Shank Diameter (Metric)
7.94
Shank Diameter (Fractional)
5/16
Overall Length (Metric)
79.38
Overall Length (Fractional)
3-1/8
Flute Type
Spiral
Helix Angle
20 degrees
Shank Length (Metric)
36.53
Cutting Diameter Tolerance (Decimal)
+0.00000 / -0.00050
Cutting Diameter Tolerance (Metric)
+0.0000 / -0.0127
Size System
Letter
Coolant Option
External Coolant
Coating/Finish
Diamond
Number of Flutes
2
Shank Type
Straight
Helix Direction
Right
Variable Helix
No
Overall Length (Decimal)
3.1250
Chip Breaker
No
Type
CFRP 8 Facet
Point Angle
145 degrees
Flute Length (Metric)
33.32
Number of Margins
4
Shank Length (Decimal)
1.4380
Cutting Diameter (Letter)
I
Usable Length (Decimal)
1.0469
Usable Length (Metric)
26.59
Usable Length (Fractional)
1-3/64
Reach Multiple
3xD
Primary Chamfer Angle (a)
145 degrees
Secondary Chamfer Angle (a)
90 degrees
Performance Class
High Performance
Shank Tolerance
h6
Workpiece Material
Non-Ferrous
SGS Screw Machine Drill: Letter I (.272") Dia, 1.312" Flute Length, 3-1/8" OAL, 145° Point, Diamond (Di-NAMITE), Solid Carbide, 50021
$1,081.22
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