EDP 23133, 2305 Center Drill 1/4" Center Drill
This item is no longer a stocked product. Limited stock remains. Order available inventory now or request a quote for pricing and availability.

- Coating
- TIALN
- Countersink Angle
- 60.00
- Tool Number
- 7
- Cutting Diameter
- 0.2500
- Pilot Diameter
- 0.2500
- Shank Diameter
- 0.6250
- Overall Length
- 6.0000
A proven high-performance coating for high-strength steels, hardened tool steels, high-temperature alloys, and titanium. Also suitable for dry machining to reduce thermal shock caused by flood coolant.
Don't see the coating you need? We can coat or alter this tool — get instant pricing & lead time.
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.
Size chart · 2305 Center Drill Cam Relieved · Shape 7
1/4" in other Drills
| EDP | Series | End | Length | Flute length | Overall length | Flutes | Coating | Open |
|---|---|---|---|---|---|---|---|---|
| 15320 | 1535 Spotting Drill | Cam Relieved | 3 x Diam | 1" | 2-1/2" | 2 | ||
| DD-2500-3 | 8413 Carbro 3" Dagger Drill | Notched | Stub | 3" | 2 | |||
| DD-2500-4 | 8414 Carbro 4" Dagger Drill | Notched | Standard | 4" | 2 | |||
| DD-2500-6 | 8416 Carbro 6" Dagger Drill | Notched | Extra-Long | 6" | 2 | |||
| 13297 | 1500 Notched Cam Point | Notched | Stub | 1" | 2-1/2" | 2 | ||
| 15209 | 1510 4-Facet Point Drill | Four Facet | Stub | 1" | 2-1/2" | 2 |
About EDP 23133
Fullerton EDP 23133 is the 2305 Center Drill, 1/4": coating TiAlN - Titanium Aluminum Nitride, tool number 7, pilot diameter 1/4", shank diameter 5/8", overall length 6", countersink angle 60°. Made in the USA by Fullerton Tool.
EDP 23133 questions
- What are the dimensions of Fullerton EDP 23133?
- EDP 23133 has a pilot diameter of 1/4" (0.2500" · 6.35 mm), cutting diameter of 1/4" (0.2500" · 6.35 mm), shank diameter of 5/8" (0.6250" · 15.88 mm) and overall length of 6" (6.0000" · 152.4 mm).
- What coating is on EDP 23133?
- EDP 23133 is coated with TiAlN - Titanium Aluminum Nitride.
- What materials is EDP 23133 rated for?
- The 2305 Center Drill is rated for Hardened Steels > 48 RC, Cast Iron, Stainless Steels, Brass & Copper, Composites, Steels and Titanium.
- Where can I check stock and price for EDP 23133?
- Live stock by warehouse, lead time and your account's price for EDP 23133 are in Fullerton's tool search at fullertontool.com/search. Signed-in customers can order from there.
- What materials is the 2305 Center designed for?
- 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.
- What coating does the 2305 Center come with?
- It's stocked Uncoated and with TiAlN - Titanium Aluminum Nitride.
- What end styles are available for the 2305 Center?
- It's available in Cam Relieved.
- How many flutes does the 2305 Center have?
- The 2305 Center is a 2-flute tool.
- What's the helix angle on the 2305 Center?
- The 2305 Center has a helix angle of 25.00°.
- What tolerances does the 2305 Center hold?
- The 2305 Center holds a shank tolerance of h6 and a cutter tolerance of +.0030"/-.0000" | +0.08mm/-0.00mm.



