WIDIA METAL REMOVAL 2745720 283 High Performance Short Length Drill Bit, 8.2 mm Drill - Metric, 0.3228 in Drill - Decimal Inch, Solid Carbide, TiAlN Coated
Item #:
METRMV 2745720
Product Info
Widia Metal Removal
Manufacturer Part #: 2745720
WIDIA METAL REMOVAL Short Length Drill Bit, High Performance, Series: 283, Metric/Imperial, 8.2 mm Drill – Metric, 0.3228 in Drill – Decimal Inch, 89 mm Overall Length, 3XD Cutting Depth, 2 Flutes, Right Spiral Flute, 47 mm Flute Length, 10 mm Shank, Common Shank, 140 deg Point, Self-Centering HQS Point, Right Hand Cutting Direction, Solid Carbide Cutting Edge, Solid Carbide, TiAlN Coated, Gray Black, Applicable Materials: Cast Iron, Hardened Steel and High Temperature Alloys
- Self-centering HQS point produces superior hole quality and exceptional tool life
- No through coolant
- Drilling depth up to 3X diameter
- -0.009 mm shank diameter tolerance
- 0.006 to 0.021 mm cutting diameter tolerance
- HQS point 6 facet "S" gash with 6 mm and above, straight lip and chisel zero deviation
- Titanium Aluminum Nitride (TiAlN) PVD coated
- Gray black color
- Hardness 3300 Hv
- Maintains hardness at high temperatures
- Oxidizes at high speeds forming a protective layer of AL203
- Enables dry machining
- Coefficient of friction 0.3 – 0.35 against steel
- Mono-layer
- Coating thickness 1-5 microns
- Oxidation onset temperature 1650 deg F
Item Specifications
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Cast Iron, Hardened Steel and High Temperature Alloys
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Gray Black
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3XD
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Right Hand
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Solid Carbide
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Metric/Imperial
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0.3228 in
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8.2 mm
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TiAlN Coated
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47 mm
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Right Spiral
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Solid Carbide
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2
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89 mm
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140 deg
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Self-Centering HQS
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283
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10 mm
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Common
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High Performance