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The VALUE COLLECTION 383-6312 is a left-hand, single-point threading tool bit designed for precision offset threading and V-grooving-to-shoulder operations on a lathe. Built to Industry Standard EL-6 with an EL-style profile, this tool bit features a C2-grade solid carbide tip that delivers the hardness and wear resistance needed for consistent thread cutting on steel, cast iron, and similar materials. The 60-degree included angle matches standard thread-form geometry. Overall length is 2.5 inches, with a 3/8-inch square shank that seats securely in standard tool holders.
This tool bit is suited for threading and V-grooving operations where a left-hand cutting direction is required, such as cutting threads that advance away from the chuck face or working to a shoulder in a confined approach. It is a practical choice for machine shops, maintenance facilities, and production environments running manual or CNC lathes. Machinists and tool-and-die professionals are the typical end users.
Designed as an OEM-style replacement or direct-fit threading insert for lathes and turning centers that accept EL-style, 3/8-inch shank single-point tool bits.
Installation is performed by a qualified machinist or toolroom technician. Before changing tooling, disengage the spindle and confirm the machine is in a locked-out, de-energized state per your facility lockout/tagout procedure. Seat the shank fully in the tool holder and tighten set screws evenly to avoid canting the bit. Verify tool height alignment to centerline before taking a threading pass.
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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