RIDGID No. 531 bolt die head for 1/4” to 1” threads. Appears unused or barely used — includes original box, handle, and paperwork (as shown). Great condition overall. Compatible with 811A, 842, 555, 531B, 532B, and other compatible RIDGID threading systems. Made in USA by Ridge Tool Co., Elyria, Ohio. Ships fast and secure. US mainland shipping only.
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