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Jobber Drill Bit, 7.70mm, Carbide

  • Mfr # HP255-3031

  • Zoro # G1781160

product price:  $81.39
/ea

Key Features

Overall Length
91 mm
Drill Bit Point Angle
140 Degrees
Drill Bit Size
7.7 mm
Number of Flutes
2
Shank Dia.
8 mm
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Specifications

Product Information

MFR #
HP255-3031
Zoro #
G1781160
UPC #
-
Country of Origin
India

Dimensions

Overall Length
91 mm
Drill Bit Size
7.7 mm
Shank Dia.
8 mm
Drill Bit Dimension Type
Metric
Depth:Dia. Ratio
5xD
Flute Length
53 mm
Shank Length
38 mm
Drill Length Class
Jobber-Length
Drill Diameter Tolerance
+0.006 mm/+0.021 mm
Maximum Drilling Depth
53 mm

Details

Item
Jobber Length Drill Bit
Drill Bit Point Angle
140 Degrees
Number of Flutes
2
Material - Machining
Carbide
Cutting Direction
Right Hand
Finish - Machining
TiAlN
Shank Type - Machining
Straight
List Number
HP255
Decimal Equivalent
0.3031
Drill Bit Grouping
Drill Bit
Application
For Aluminum : Casting, Cast Iron, Low Carbon Steel : 1010, 1018, Medium Carbon Steel : 1035, 1045, High Carbon Steel : 1065, Alloy Steels : 4140, 4340, Die Steels : 20 HrC, Stainless Steels : 300, Stainless Steels : 400, Stainless Steels : 17-4PH, Nickel Alloy: Inconel, Titanium: 6Al4V, Hardened Steels : 35 HrC, Hardened Steels : 35-45 HrC
Flute Type
Spiral
Standards
Not Rated
Coolant Fed
Coolant Through
Primary Material Application
Cast Iron, Hardened Steel, Steel, Tool and Die Steel
Measurement System
Metric
Primary Material Application ISO Code
H, K, P
Helix Angle
30 Degrees
Secondary Material Application
Aluminum, Hardened Steel, Nickel, Stainless Steel, Titanium
Number of Coolant Holes
2
Series
HP255
Drill Bit Point Type
R Thinning Point
Secondary Material Application ISO Code
H, M, N, S
Sheeter Drill
No
Helix Angle - Maximum
30 Degrees

Description

Jobber Length Drill Bit, Drill Bit Size 7.7 mm, Drill Bit Point Angle 140 Degrees , Carbide, TiAlN, Decimal Equivalent 0.3031, Metric, Drill Bit Point Type R Thinning Point, Coolant Through, Number of Coolant Holes 2

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