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The ACCUPRO 587070 is a quick-change tapping adapter designed to hold and drive 9/16 inch taps in compatible tap adapter systems. It features a 0.429 inch tap shank diameter and is sized as a Number 1 tap adapter, making it a practical tooling component for machine tapping operations. The quick-change design allows for fast tap swaps without removing the entire toolholder assembly, reducing setup time in production and maintenance environments. Machinists, tool and die workers, and maintenance technicians working with tapping heads or CNC setups are the primary users of this adapter.
This tapping adapter is suited for use in machine tapping applications where a 9/16 inch tap must be driven through a quick-change tapping head or toolholder. It is appropriate for both production machining and maintenance shop environments requiring consistent, repeatable thread-cutting operations. The Number 1 adapter size fits within standard quick-change tapping systems that accept this adapter designation.
Designed as an OEM-style replacement or standard tooling adapter for quick-change tapping systems that accept a Number 1 tap adapter size with a 9/16 inch tap capacity.
Installation is typically performed by a machinist or maintenance technician. Before installing or removing a tapping adapter, ensure the machine is fully powered down and the spindle is secured against rotation. Verify that the tap shank diameter matches the adapter bore before seating the tap. Follow the toolholder manufacturer guidelines and applicable shop safety procedures when setting up tapping operations.
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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