Product Description
 
 
British Whitworth Thread File
Renew damaged threads quickly and easily. Touch up threads on bolts and screws instead of throwing them away. Does quick job by simply filing away nicks and burrs. You can also use it as a thread gauge to determine the number of threads per inch. Files thread sizes 11, 12, 14, 16, 18, 20, 22 and 26. Hardened Steel.
