- Instead of other kits which are made of low carbon steel, our kit are made of *** bearing steel*** which are more stronger, good abrasion performance.
- 110PCS tungsten steel set comes in an organized, rugged plastic storage case
- Ideal for rethreading fasteners and fastener holes for auto and machinery repair. Perfect set for the professional craftsman
- Tap and die set is designed to thread cutting: tap is used to process internal thread, while the die is for external thread
- Known for their ability to start easily, these taps and dies are the most commonly used style and are perfect for most hand threading applications