HeliCoil 5546-8 M8 x 1.25mm Metric Coarse Thread Repair Kit, 12mm Length, 12-Insert Kit

HeliCoil 5546-8 M8 x 1.25mm Metric Coarse Thread Repair Kit, 12mm Length, 12-Insert Kit

• The HeliCoil 5546-8 is a metric coarse thread repair kit for restoring stripped or damaged M8 x 1.25mm threads. The kit includes a tap, an installation tool, and 12 stainless steel thread inserts sized to a 12mm length. It is intended for repairing damaged threads in automotive, machinery, and equipment applications, including exhaust manifold studs.
• Features:
  • Designed for repairing damaged or worn M8 x 1.25mm metric coarse threads.
  • Stainless steel coil inserts are formed to match the pitch and diameter of the original M8 x 1.25mm thread.
  • Kit includes a tap, installation tool, and inserts needed to complete a thread repair without additional specialized tools.
• Includes:
  • (1) Tap
  • (1) Installation Tool
  • (12) Stainless Steel Thread Inserts, M8 x 1.25mm x 12mm
• Compatible Applications:
  • Exhaust Manifold Stud
• Specifications:
  • Manufacturer: HeliCoil
  • Part Number: 5546-8
  • Type: Metric Coarse
  • Thread Size: M8 x 1.25 mm
  • Insert Length: 12 mm
  • Drill Size: 21/64"
  • Kit Contents: (1) Tap, (1) Installation Tool, (12) Inserts
  • Tool Type: 2
  • Packaging Type: Carded
  • Used On: Exhaust Manifold Stud
  • UPC: 259641002762
• This item is also often referred to as a Heli-Coil kit, M8 thread repair kit, metric thread insert kit, stripped thread repair kit, helical thread insert kit, and HeliCoil 5546-8 tap and insert kit.

HeliCoil manufactures wire thread inserts, thread repair kits, taps, and installation tools for restoring damaged or worn threads in automotive, machinery, and industrial equipment applications.

Q: What thread size does the HeliCoil 5546-8 kit repair?
A: This kit is designed for M8 x 1.25mm metric coarse threads.

Q: How many inserts are included in this kit?
A: The kit includes 12 stainless steel thread inserts.

Q: What drill size is required for this repair?
A: A 21/64" drill size is specified for this kit.

Q: What tools are included with the kit?
A: The kit includes a tap and an installation tool, along with the 12 thread inserts.