BB Left Hand 3.96mm-12mm DIY Machine Reamer Carbide Spiral Flute PRO External Cooling Small Hole Making CNC milling 5 D6 20 75 3T

5 D6 20  75  3T 6R0

Through multiple quenching

Ultra-Fine Grain Carbide Substrate

采用优质整体硬质合金制造，具备超凡的耐磨性与强度，成倍提升切削效率，让您游刃有余地应对最苛刻的加工任务。

threading solutions

BB Left Hand 3.96mm-12mm DIY Machine Reamer Carbide Spiral Flute PRO External Cooling Small Hole Making CNC milling 5 D6 20 75 3TBB Carbide Reamer Left Hand Rotation, Right Hand Cutting Downward Chip Removal Longer service life, efficient milling cutter, smooth chip evacuation Wide Chip Evacuation Groove Design Low resistance, smooth cutting, no chip accumulation 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