SAE Thread Restoring File File Thread Type Extra Coarse Extra Fine File Type Precision File For Thread Pitch 9 in 10 in 12 in 16 in 20 in 27 in 28 in 32 in For Thread Type External For Threads Per Inch 9 10 12 16 20 27 28 32 File Width 1/2 in Overall Length 9 1/8 in Profile Shape Square Container Type Bag Features Used to Restore Damaged or Worn External Threads on Bolts Pipes Etc. File Material Steel Finish Natural Handle Length 8 1/2 in Includes Handle No