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The SECO 02570512 is a Series D, CD-style precision clamp designed for indexable insert toolholders. It secures indexable cutting inserts in their pockets during turning and boring operations, maintaining consistent insert positioning under cutting loads. The clamp is compatible with L85021-T15P clamp screws. At 0.02 pounds, this is a small but critical component that directly affects insert seating accuracy and repeatability at the cutting edge. Licensed machinists and CNC lathe technicians install this clamp as part of routine insert changes or toolholder rebuilds in production and job-shop environments.
This clamp is suited for use in turning centers and manual lathes running indexable insert toolholders in the DCLNL and DCLNR series. It is appropriate for both roughing and finishing operations where a secure, repeatable insert clamp is required. The part ships individually and is typically stocked as a spare or replacement component to minimize downtime during insert changes.
Compatible with the following toolholders: DCLNL 12 4B, DCLNL 16 4C, DCLNL 16 4D, DCLNL 20 4D, DCLNL 24 4D, DCLNR 12 4B, DCLNR 16 4C, DCLNR 16 4D, DCLNR 20 4D, and DCLNR 24 4D. Also compatible with L85021-T15P clamp screws.
Installation is performed by machinists or CNC tooling technicians during insert changes or toolholder maintenance. Power down and lock out the machine spindle before accessing the toolholder. Use the correct torque wrench and manufacturer-specified clamp screw to avoid damaging the insert pocket or clamp. Inspect the clamp seat and pocket for chips or debris before reinstalling.
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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