High Precision CNC Boring Shanks – BT40-LBK Series
Engineered for unmatched accuracy with premium hardened steel, these CNC boring shanks deliver ultra-smooth finishes and extended tool life. Precision-ground surfaces ensure minimal runout (<0.005mm) for flawless machining in tight-tolerance applications. The modular BT40-LBK1-5 design offers quick interchangeability between roughing and finishing, ideal for aerospace, automotive, and mold-making industries. Micro-adjustment threads allow effortless ±0.01mm fine-tuning. Optimized for high-speed machining (up to 8,000 RPM), the heat-treated body resists deformation under heavy loads. Compatible with all standard adjustable boring heads, reducing setup time by 40%. Global wholesale pricing guarantees the lowest cost-per-part for bulk orders. Stocked in full LBK1-5 sizes for immediate shipment. Upgrade your CNC arsenal with industrial-grade durability at unbeatable value.