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The SCIENTIFIC CUTTING TOOLS B060300A is a solid carbide boring bar designed for precision internal diameter machining in tight-bore applications. Built from submicron-grade carbide and coated with AlTiN+, this bar delivers hardness and thermal resistance needed for high-speed cuts in ferrous and non-ferrous materials. It handles a minimum bore diameter of 0.06 inches and a maximum bore depth of 0.3 inches, making it well-suited for small-bore work where rigidity and accuracy are critical. The 0.125-inch shank diameter and 1.5-inch overall length keep the tool compact for use in CNC lathes, boring machines, and Swiss-style equipment. Right-hand cutting direction is standard.
This boring bar is used in precision machining environments where small internal diameters must be held to tight tolerances. Typical applications include finish boring of hydraulic valve bodies, medical components, instrument housings, and other small-diameter workpieces. The AlTiN+ coating extends tool life in hardened steels and stainless alloys by reducing heat buildup at the cutting edge. Machinists running CNC turning centers or manual lathes with collet-style toolholders in the 0.125-inch range will find this bar a direct fit for micro-bore operations.
Designed as an OEM-style replacement or direct-use boring bar for CNC lathes, turning centers, and precision boring machines equipped with 0.125-inch shank toolholders and right-hand boring bar setups.
Installation should be performed by a qualified machinist following the machine tool manufacturer's tooling guidelines. Secure the shank in a properly sized collet or toolholder to the manufacturer's specified clamping torque range before operation. Ensure the machine spindle is fully stopped and all axes are in a safe position before installing or removing the boring bar. Verify bore depth and diameter settings against workpiece requirements before engaging the cut.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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