Enhance your precision machining capabilities with the Hertel HBBF-S625R5-40300-1.25 Indexable Boring Bar. This right-hand boring tool features a minimum bore diameter of 0.3 inches and achieves a maximum boring depth of 1-1/4 inches, making it ideal for various internal boring applications. Constructed with durable steel and measuring 4 inches in overall length with a 5/8-inch shank diameter, this tool provides the stability needed for accurate boring operations. The boring bar incorporates through coolant technology to efficiently manage heat and extend tool life while improving chip evacuation. Compatible with TD series inserts, this HBBF boring bar allows for quick indexing when replacement is needed. Perfect for professional machinists and manufacturing operations requiring consistent, precise internal boring results.