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VÖLKEL V-COIL thread repair kit in metal case, complete set with taps and inserts for professional thread restoration
V-COIL STI 2-piece hand tap set, perfect for repairing damaged threads manually
Professional V-COIL mounting tool with hex shank for accurate thread insert installation
Stainless steel V-COIL inserts for reinforcing threads in aluminum housings.
VÖLKEL V-COIL thread repair kit in metal case, complete set with taps and inserts for professional thread restoration
V-COIL STI 2-piece hand tap set, perfect for repairing damaged threads manually
Professional V-COIL mounting tool with hex shank for accurate thread insert installation
Stainless steel V-COIL inserts for reinforcing threads in aluminum housings.
Thread Repair Kits

Thread Repair Kits M 50 x 3.0 - 1.5D

Item no. 04240

€775.00

in stock - less than 10 pieces available
Application
Thread Repair Kit M50 × 3.0 – 1.5D | V-COIL Stainless Inserts DIN 8140

Thread Repair Kits M 50 x 3.0 - 1.5D

Fix worn or stripped M50 internal threads fast and reliably. With stainless V-COIL inserts you restore fit and strength – often exceeding the original.

Application & Benefits
  • Thread repair and reinforcement in materials with low shear strength
  • Recover expensive components instead of replacing them
  • Clean, wear-resistant flanks – ideal for maintenance and installation
  • Wire thread inserts: DIN 8140, Type S, ISO 2 (6H), stainless steel

Your advantages:

  • Higher thread load capacity after repair
  • Temperature and corrosion resistant
  • Hand operation possible – no special machine required
  • Sturdy, organized metal case

Contents
  • 1× STI Hand Tap ISO 529 HSS-G – M 50 × 3.0 (03073)
  • 10× V-COIL Wire thread insert, free-running Type S – M 50 × 3.0 – 1.5D (07387)
  • 1× V-COIL Inserting Tool (Drive connector 3/4") – M 50 × 3.0 (08047)

Technical Features
  • Nominal size: M 50 × 3.0
  • Repair length: 1.5D
  • Inserts: Stainless steel, Type S, DIN 8140, ISO 2 (6H)
  • Use: Hand operation
  • Packaging: Metal case
  • Article No.: 04240

Step-by-Step (Hand Tapping)
  1. Prep: Drill out damaged thread, deburr edges, clean bore.
  2. Cut STI thread: Use the STI hand tap M50 × 3.0 with cutting oil.
  3. Install insert: Drive the V-COIL insert flush or slightly below the surface using the inserting tool.
  4. Remove tang: Break off the driving tang with the proper tool.
  5. Verify: Check with a screw/gauge – done.

FAQ

Does it work in aluminium?
Yes. Stainless inserts provide durable, load-bearing threads in light alloys.

What does 1.5D mean?
Insert length equals 1.5× nominal diameter – here 75 mm thread length.

Do I need a machine?
No. The set is designed for hand use.

Can I buy extra inserts?
Yes, inserts are available separately in different lengths.

Questions about selection or use? We’re happy to help. Please use the contact form.

Additional information
Material Wire Thread Inserts frostainless steel
Size M 50 x 3.0
Packing in metal case
EAN 4022835040637
Item number 04240
Thread Repair Kit M50 × 3.0 – 1.5D | V-COIL Stainless Inserts DIN 8140

Thread Repair Kits M 50 x 3.0 - 1.5D

Fix worn or stripped M50 internal threads fast and reliably. With stainless V-COIL inserts you restore fit and strength – often exceeding the original.

Application & Benefits
  • Thread repair and reinforcement in materials with low shear strength
  • Recover expensive components instead of replacing them
  • Clean, wear-resistant flanks – ideal for maintenance and installation
  • Wire thread inserts: DIN 8140, Type S, ISO 2 (6H), stainless steel

Your advantages:

  • Higher thread load capacity after repair
  • Temperature and corrosion resistant
  • Hand operation possible – no special machine required
  • Sturdy, organized metal case

Contents
  • 1× STI Hand Tap ISO 529 HSS-G – M 50 × 3.0 (03073)
  • 10× V-COIL Wire thread insert, free-running Type S – M 50 × 3.0 – 1.5D (07387)
  • 1× V-COIL Inserting Tool (Drive connector 3/4") – M 50 × 3.0 (08047)

Technical Features
  • Nominal size: M 50 × 3.0
  • Repair length: 1.5D
  • Inserts: Stainless steel, Type S, DIN 8140, ISO 2 (6H)
  • Use: Hand operation
  • Packaging: Metal case
  • Article No.: 04240

Step-by-Step (Hand Tapping)
  1. Prep: Drill out damaged thread, deburr edges, clean bore.
  2. Cut STI thread: Use the STI hand tap M50 × 3.0 with cutting oil.
  3. Install insert: Drive the V-COIL insert flush or slightly below the surface using the inserting tool.
  4. Remove tang: Break off the driving tang with the proper tool.
  5. Verify: Check with a screw/gauge – done.

FAQ

Does it work in aluminium?
Yes. Stainless inserts provide durable, load-bearing threads in light alloys.

What does 1.5D mean?
Insert length equals 1.5× nominal diameter – here 75 mm thread length.

Do I need a machine?
No. The set is designed for hand use.

Can I buy extra inserts?
Yes, inserts are available separately in different lengths.

Questions about selection or use? We’re happy to help. Please use the contact form.

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