BB2055 Corner Radius End Mill | 4 Flute Carbide Cutter for General Machining

Regular price $11.00 USD

Regular price ~~$0.00 USD~~ Sale price $11.00 USD

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Series 4F-BB2055Variant sold out or unavailable

Dimensions 1R0.1*D4*3*50Variant sold out or unavailable 1R0.2*D4*3*50Variant sold out or unavailable 1.5R0.1*D4*4*50Variant sold out or unavailable 1.5R0.2*D4*4*50Variant sold out or unavailable 1.5R0.3*D4*4*50Variant sold out or unavailable 2R0.1*D4*5*50Variant sold out or unavailable 2R0.2*D4*5*50Variant sold out or unavailable 2R0.3*D4*5*50Variant sold out or unavailable 2R0.5*D4*5*50Variant sold out or unavailable 2.5R0.1*D4*7*50Variant sold out or unavailable 2.5R0.2*D4*7*50Variant sold out or unavailable 2.5R0.3*D4*7*50Variant sold out or unavailable 2.5R0.5*D4*7*50Variant sold out or unavailable 3R0.1*D4*8*50Variant sold out or unavailable 3R0.2*D4*8*50Variant sold out or unavailable 3R0.3*D4*8*50Variant sold out or unavailable 3R0.5*D4*8*50Variant sold out or unavailable 3R0.5*D4*12*75Variant sold out or unavailable 3R0.5*D4*12*100Variant sold out or unavailable 3R0.8*D4*8*50Variant sold out or unavailable 3R1*D4*8*50Variant sold out or unavailable 3R1*D4*12*75Variant sold out 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4-Flute Solid Carbide Corner Radius End Mill

General-purpose corner-radius end mill for CNC milling where edge strength, stable cutting and a controlled corner radius are required. Select the cutter by diameter, corner radius, cutting length and overall reach rather than by series name alone.

Quick Selection Guide

Cutting diameter: match the feature size and required tool rigidity.
Corner radius: match the drawing and desired edge strength.
Cutting length: use enough flute length for the feature without adding unnecessary engagement.
Overall length: use the shortest practical reach for better stability.

Typical CNC Applications

Side milling and shoulder milling
Profile and contour milling
Semi-finishing and finishing
General steel and precision component machining

BB2055 is a 4-flute solid carbide corner radius end mill for everyday CNC milling of steel and general metal components. It is intended for users who want a practical balance of edge strength, cutting stability, and surface quality across a broad range of routine milling work.

Why BB2055

The corner radius reinforces the cutting edge compared with a sharp square-end profile, which can help reduce corner chipping in repeated side milling and contouring. The 4-flute geometry gives multiple cutting edges for stable engagement and makes BB2055 a versatile choice for general-purpose steel machining.

Typical Applications

General steel and alloy-steel machining
Side milling and shoulder work
Contouring and profile milling
Semi-finishing and finishing
Mold, fixture, and general precision components

Choose BB2055 When

You need a general-purpose corner radius end mill rather than a highly specialized cutter
You want more corner strength than a sharp square end mill
You need a wide selection of metric diameters, corner radii, and reach options
Your operation values versatility and stable day-to-day performance

How to Choose the Variant

Diameter: match the feature size and required rigidity.
Corner radius: match the drawing while considering the required corner strength.
Cutting length: select enough flute length for the machining depth without using excessive engagement length.
Overall length: choose the shortest practical reach whenever access allows.

For more demanding applications where higher rigidity, edge durability, or precision performance is the priority, consider a higher-performance BB Tool corner-radius series matched to the workpiece and machining condition.

FAQ

Why choose a corner-radius end mill?
The radius reinforces the tool corner compared with a sharp square-end profile and is useful where the drawing allows a radiused corner.

What should I confirm before ordering?
Cutting diameter, corner radius, cutting length, shank diameter and overall length.

View all corner radius end mills