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The SECO 02871205 is a locking screw designed for use with boring heads in precision machining applications. This fastener secures tool inserts or boring bar assemblies within the boring head body, maintaining positioning under cutting loads. It is a direct-replacement consumable component that machinists and tooling technicians install during routine tooling maintenance or insert changeovers. The part ships individually and is sold as a single-unit quantity, making it practical for targeted replacement without overstocking.
This locking screw is intended for use in metal-cutting environments where boring heads are mounted on CNC machining centers, boring mills, or manual lathes. It is suited for shops performing internal diameter boring operations that require consistent, repeatable tool clamping. Tooling technicians performing scheduled maintenance or responding to fastener wear will find this a straightforward drop-in replacement.
Designed as an OEM-style replacement locking screw for SECO boring head assemblies requiring this fastener type.
Installation is typically performed by a machinist or tooling technician. Before replacing the locking screw, power down and lock out the machine spindle in accordance with facility LOTO procedures. Use the correct hex key or Torx driver as specified by the boring head manufacturer for the screw seat. Do not overtighten, as this can damage the boring head body or thread engagement.
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