Bộ sửa ren, BSF 7/8 - 1,5D

• sửa ren of damaged or worn-out BSF 7/8 × 11 threads
• Thread armour plating for materials with low shear strength
• Recovery of rejected parts and reduction of scrap
• Creation of new, highly durable and wear-resistant ren trong
• Perfect for maintenance, repair, installation and small series production
• Ren cấy V-COIL according to DIN 8140, ISO 2 (6H), Type S – free running, stainless thép

• Flexible application due to multiple inserts and tools for various BSF dimensions
• High stock availability for standard and special sizes
• Suitable for manual cắt ren
• Increased thread load capacity after repair due to improved thread geometry
• Temperature and corrosion resistant stainless thép inserts
• Attractive, robust and functional plastic case
• Cost-effective solution for long-term thread reinforcement

1. Inspect the thread: Clean the damaged thread and remove debris or burrs.
2. Prepare the bore: Ensure correct STI core hole diameter. Drill if necessary (drill not included).
3. Cut the STI thread: Use the STI short tap BSF 7/8 × 11 with cutting oil, keeping the tool aligned.
4. Prepare the insert: Mount the insert on the Dụng cụ lắp ren cấy and adjust the locking ring.
5. Insert the coil: Screw the insert into the STI thread until it sits flush or slightly below the surface.
6. Remove the tang: Break off the tang using a suitable tool.
7. Check the thread: Verify with a matching BSF 7/8 × 11 bolt.

For detailed installation information, see the official V-COIL Technical Information (PDF).

• System: V-COIL sửa ren
• Nominal size: BSF 7/8" × 11
• Repair Length: 1.5D
• Thread Type: British Standard Fine (BSF)
• Inserts: Type S, free running, stainless thép
• Standards: DIN 8140 (inserts)
• STI Tap: HSS-G
• Packaging: Plastic case
• EAN: 4022835041740
• Item Number: 04174
• Technical PDF: V-COIL sửa ren – Technical Information

• 1× STI Mũi taro máy ngắn, Form D, HSS-G, BSF 7/8 × 11 (03264)
• 1× Dụng cụ lắp ren cấy with locking ring, số 22 (08022)
• 5× Ren cấy V-COIL – Type S – free running – BSF 7/8 × 11 – 1.5D (08374)

Matching refill packs are available separately.

Which materials can be repaired?
Suitable for aluminium, cast materials, brass and steels with limited shear strength where reinforcement is required.

Can I repair both blind and lỗ thông?
Yes. V-COIL inserts work in both, as long as the installation depth and tang removal are properly considered.

How durable is the repaired thread?
If installed correctly, the resulting thread is often stronger than the original base material.

Do I need special machines?
số The kit is made for manual use. Ensure accurate alignment and stable clamping.

Are more sizes available?
Yes. V-COIL includes metric, BSF, BSW, UNC, UNF, spark plug and many more thread systems.