Heli-Coil 5521-16 1"-8 UNC Thread Repair Kit Tap Tool Drill 6 Inserts

The Heli-Coil 5521-16 Thread Repair Kit is a professional repair system for restoring stripped, worn, corroded, or otherwise damaged 1"-8 UNC coarse threads. This is one of Heli-Coil's larger industrial thread-repair kits and is intended for heavy equipment, machinery, automotive, truck, agricultural, fabrication, and industrial maintenance applications.

Stanley/Heli-Coil's catalog confirms 5521-16 as the 1"-8 UNC kit and specifies six inserts per kit. The inserts are 1.500" long (1.5D).

The kit provides the specialized components needed to prepare the damaged hole and install genuine Heli-Coil threaded inserts. Catalog data specifies a 1-1/32" drill size for this particular kit.

Specifications:

• Brand: Heli-Coil
• Manufacturer Part Number: 5521-16
• UPC: 025964131089
• Product Type: Thread Repair Kit
• Thread Size: 1"-8
• Thread Standard: UNC / Unified Coarse
• Insert Length: 1.500" / 1.5D
• Number of Inserts: 6
• Required Drill Size: 1-1/32"
• Tap Included: Yes
• Installation Tool Included: Yes
• Drill Included: Yes
• Storage: Kit / Case
• Application: Repair of Stripped or Damaged Internal Threads
• Condition: New

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