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采用优质整体硬质合金材料制成，显著提升硬度，并提供卓越的耐磨性，胜任苛刻的加工任务。
5 D6 15 50 4T 6R2 D6 15 50 4T 6R2 D6 18 75 4T 6R2 D6 20 100 4T 8R0
40Cr，NAK80
03：High-Strength Cooling Fin：A special aluminum alloy heat dissipation disk rapidly disperses the heat produced
BB2055 PRO Carbide Reamer 4.09–5.8mm | Spiral Flute | CNC Machining left hand reamer 采用优质整体硬质合金材料制成，显著提升硬度，并提供卓越的耐磨性，胜任苛刻的加工任务。Full Edge Polishing Cutting edges are fully polished to reduce surface roughness and improve chip evacuation. Suitable for achieving consistent hole finish in CNC reaming operations. Edge passivation treatment applied to reduce micro chipping. Hexagonal shank design for secure chuck engagement and reduced slippage during operation. Spiral Flute Design for Smooth Cutting Recommended for steel and alloy materials up to HRC60. Spiral flute geometry