Scientific Cutting Tools' Indexable Boring Bars deliver precision, rigidity, and flexibility for a wide range of internal machining applications. Designed with heat-treated steel heads and vibration-resistant micro-grain carbide shanks, these tools accommodate triangle or diamond-style inserts for optimal performance in small to mid-size bores. Available in multiple shank diameters (3/16" to 1/2") and configurations—including right- and left-hand options, with or without coolant-through holes—our indexable boring bars are built to meet the needs of high-performance shops. Whether you're tackling tight-tolerance turning or high-production boring, SCT’s indexable tooling offers a durable, reliable solution that simplifies insert changes and extends tool life.