BB Machine Reamer 0.5mm-2.22mm Micro Carbide Spiral Flute Bright PRO CNC External Cooling D4 for Aluminum Small Hole Making

BB Carbide Reamer

Precision Ground Cutting Edge Without Burrs

The cutting edge is precision ground to avoid any burrs, reducing the friction coefficient for enhanced wear resistance and prolonged tool life
Precision Grinding：Finely Honed Cutting Edge
Coating：Wear-Resistant and Durable
Passivation：Edge Free of Burrs
Edge Free of Burrs

Cemented Carbide Material

Using micro-grain Cemented Carbide Material, which has higher abrasion resistance and strength, reduces the frequency of tool changes, improves the machining efficiency of machine tools, and enhances work efficiency
Heat-Resistant：Good at Withstanding ≥500°C
High Hardness：HRC 55°
Strong Wear Resistance：Low Wear，Long Service Life

Helical Cutting Edge Easy and Smooth Reaming Process

Small tool wear, high hole finish, fast machining speed
Fast Cutting，More Lasting，More Wear-Resistant，Efficient Machining

Spiral Double-Edge Large Core Diameter Design

Large core diameter with strong vibration resistance, no chatter, paired with large spiral chip evacuation, not prone to tool clogging
Strong Vibration Resistance：Not Prone to Chatter
Large Chip Evacuation：Not Prone to Clogging
Spiral Double-Edge Band
Edge Polishing

Multiple Specifications for Your Choice

Our store offers a variety of cutting tools with different blade diameters, blade lengths, and material categories for you to choose from, allowing for different selections based on different machining environments

Sharp Four-Blade Cutting Edge Design

4-edge cutting edge design, reduces cutting wear for a sharper and more durable cutting head
Sharp Cutting and Chip Breaking

Practical Chamfered Round Handle

Universal shank type, widely used, firmly clamped and secured

Scope of Application

CNC Machining Center
① For cold cutting of steel, spray cooling is optimal, which can enhance the performance of the end mill
② Appropriately reducing the cutting speed and feed rate can extend the tool’s lifespan