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General Purpose

2305Center Drill.

2305 Center Drill

Our Center Drill is a combination drill and countersink, centering and chamfering in one single operation.

HHardened Steels > 48 RCKCast IronMStainless SteelsNBrass & CopperOCompositesPSteelsSTitanium2 Flute
Center Drill

The 2305 Center Drill is a 2-flute, general-purpose drill designed for titanium, hardened steels, stainless steels, steels, cast iron, graphite, brass, copper, aluminum, composites, plastics, and wood. Available with 60°, 82°, and 90° point angles, it is stocked uncoated or with a TiAlN coating.

Key Features
01
118° Cam Relieved Pilot Point
02
Double Ended
2305 Center Drill full length
03
Single Margin prevents long chips in aluminum and stainless steels.
04
TiAlN Coating which is excellent for high-strength steels, hard die steels, high-temperature and titanium alloys. Possible for dry machining, which eliminates thermal shocks created by flood coolants.
The Center Drill Lineup/ 53 tools
Varies by Size
Pilot & Cutting Diameter
0.0200"TO0.3125"
Shank Diameter
0.1250"TO0.7500"
Overall Length
1.5000"TO6.0000"
Tool Number
0TO8
Countersink Angle
60.00TO90.00
Consistent Across the Series
GradeGeneral Purpose
Flutes2
Spiral DirectionRight Hand Spiral
Helix Angle25.00°
Shank Toleranceh6
Cutting Tolerance+.0030"/-.0000"
Built to CutHHardened Steels > 48 RCKCast IronMStainless SteelsNBrass & CopperOCompositesPSteelsSTitanium

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Resources

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Best Applications

How the Center Drill maps across ISO-513 material groups and machining operations.

Applicable for
PSteelsMStainlessKCast IronNBrass & CopperNHigh-Si AluminumNLow-Si Aluminum +6 more

Frequently Asked Questions

It's designed for Brass & Copper, Cast Iron, Composites, Graphite, Hardened Steels > 48 RC, High Si Aluminum > 10%, Low Si Aluminum < 10%, Plastics, Stainless Steels, Steels, Titanium, and Wood.

It's stocked Uncoated and with TiAlN - Titanium Aluminum Nitride.

It's available in Cam Relieved.

The 2305 Center is a 2-flute tool.

The 2305 Center has a helix angle of 25.00°.

The 2305 Center holds a shank tolerance of h6 and a cutter tolerance of +.0030"/-.0000" | +0.08mm/-0.00mm.

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