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The MICRO 100 BB-2001000 is a solid carbide boring bar designed for internal diameter turning and boring operations on CNC lathes and manual turning centers. It features a right-hand cutting direction, a minimum bore diameter of 0.2 inches, and a maximum bore depth of 1 inch. The shank diameter measures 0.25 inches with an overall length of 2.5 inches. A corner radius of 0.006 inches supports precise finish work in tight bores. The uncoated solid carbide construction provides rigidity and wear resistance suited to close-tolerance machining in ferrous and non-ferrous materials. Machinists and toolroom technicians are the primary users of this tool.
This boring bar is suited for small-bore applications in production and job-shop environments where bore diameter control and surface finish are critical. The compact shank and short overall length make it appropriate for Swiss-style machines, turret lathes, and small CNC turning centers. An offset of 0.075 inches positions the cutting edge for effective chip clearance in confined bore geometries. It is typically used in precision components such as hydraulic fittings, valve bodies, and instrument housings where bore tolerances are tight.
Designed as an OEM-style replacement or direct tooling addition for small-bore turning setups requiring a 0.25-inch shank boring bar with right-hand cut geometry.
Installation is performed by qualified machinists or toolroom technicians. Secure the shank fully in the toolholder to the recommended minimum clamp engagement before operation. Ensure the machine spindle is fully stopped and the control is in an e-stop or lock-out state before changing or adjusting tooling. Verify bore clearance and tool stick-out before running to prevent tool or workpiece contact outside the intended cutting zone.
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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