BB Tool
BB Carbide Left-Hand Spiral Flute Reamer | PRO Series BF2055 | Ø2.23–3.95mm External Cooling
BB Carbide Left-Hand Spiral Flute Reamer | PRO Series BF2055 | Ø2.23–3.95mm External Cooling
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BB Carbide Reamer
Left-Hand Rotation, Right-Hand Cutting Downward Chip Removal
Longer service life, efficient milling cutter, smooth chip evacuation
Cemented Carbide Material
This premium quality solid carbide reamer is crafted from micro-grain tungsten steel, offering exceptional wear resistance and strength. Designed for high-hardness, high-speed cutting applications, the reamer exhibits outstanding performance during machining. Additionally, this efficient reamer boasts an extended service life, ensuring a more stable and reliable machining process. Whether for precision machining or batch production, it is the ideal cutting tool for your needs.
Wide Chip Evacuation Groove Design
Low resistance, smooth cutting, no chip accumulation
Increase Core Diameter
Stable Cutting Without Tool Fracture While ensuring the cutting space, the large core diameter design is adopted to greatly enhance the rigidity and shock resistance of the tool while minimizing the risk of blade damage.
Full Grinding Edge Passivation Treatment
High strength and sharpness effectively improve precision. Passivation treatment makes cutting smoother.
Universal Handle Type
The universal handle type is widely used, with firm clamping, smooth surface, and high grinding accuracy.
Applicable Materials
Stainless Steel
Wood
Copper Plate
Aluminum Alloy
Die Steel
Cast Iron
Compatible Machine Models
- Automatic machine tool
- Milling machine
- Tapping machine
- Drilling machine
- Machining center
- Magnetic drill
Hole Diameter Quick Reference — BF2055 Series (Ø2.23–3.95mm)
All variants share the same geometry: shank D4 · flute length 15mm · overall length 50mm · 4-flute · left-hand spiral · external cooling. Select your required hole diameter from the dropdown above.
| Range | Available Hole Diameters (mm) |
|---|---|
| Ø2.23–2.50 | 2.23, 2.24, 2.25, 2.26, 2.27, 2.28, 2.29, 2.30, 2.31, 2.32, 2.33, 2.34, 2.35, 2.36, 2.37, 2.38, 2.39, 2.40, 2.41, 2.42, 2.43, 2.44, 2.45, 2.46, 2.47, 2.48, 2.49, 2.50 |
| Ø2.51–3.00 | 2.51, 2.52, 2.53, 2.54, 2.55, 2.56, 2.57, 2.58, 2.59, 2.60, 2.61, 2.62, 2.63, 2.64, 2.65, 2.66, 2.67, 2.68, 2.69, 2.70, 2.71, 2.72, 2.73, 2.74, 2.75, 2.76, 2.77, 2.78, 2.79, 2.80, 2.81, 2.82, 2.83, 2.84, 2.85, 2.86, 2.87, 2.88, 2.89, 2.90, 2.91, 2.92, 2.93, 2.94, 2.95, 2.96, 2.97, 2.98, 2.99, 3.00 |
| Ø3.01–3.50 | 3.01, 3.02, 3.03, 3.04, 3.05, 3.06, 3.07, 3.08, 3.09, 3.10, 3.11, 3.12, 3.13, 3.14, 3.15, 3.16, 3.17, 3.18, 3.19, 3.20, 3.21, 3.22, 3.23, 3.24, 3.25, 3.26, 3.27, 3.28, 3.29, 3.30, 3.31, 3.32, 3.33, 3.34, 3.35, 3.36, 3.37, 3.38, 3.39, 3.40, 3.41, 3.42, 3.43, 3.44, 3.45, 3.46, 3.47, 3.48, 3.49, 3.50 |
| Ø3.51–3.95 | 3.51, 3.52, 3.53, 3.54, 3.55, 3.56, 3.57, 3.58, 3.59, 3.60, 3.61, 3.62, 3.63, 3.64, 3.65, 3.66, 3.67, 3.68, 3.69, 3.70, 3.71, 3.72, 3.73, 3.74, 3.75, 3.76, 3.77, 3.78, 3.79, 3.80, 3.81, 3.82, 3.83, 3.84, 3.85, 3.86, 3.87, 3.88, 3.89, 3.90, 3.91, 3.92, 3.93, 3.94, 3.95 |
* Tolerance: H7 reaming tolerance. All sizes available in left-hand spiral flute (BF2055) with external coolant channel.
