The Force Thread Restorer File For External Sae Threads Is Designed To Repair And Restore Threads With A Pitch Range Of 9 To 32 Tpi (Threads Per Inch). This Tool Is Essential For Cleaning Up And Reestablishing The Thread Profile On Damaged Or Worn Fasteners, Ensuring Proper Fit And Function. Made From Durable Materials, The File Features Precise Teeth That Match Sae Thread Specifications, Making It Suitable For Automotive, Mechanical, And General Repair Tasks. It Helps Maintain Thread Integrity And Ensures Reliable Engagement Of Screws And Bolts.