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Creates stronger internal thread in soft materials. Also come with detailed instructions. This thread repair kit is used to repair or Replace Damaged or Stripped Internal Screw Threads. Suitable for engine repair and other automotive applications.


Purpose built: the installation tools in this helicoil kit are constructed from high-speed steel for superior handling while the inserts are heated-treated 45# steel for greater strength and longevity in place.
Easy to use: the convenient carrying case holds and organizes all the parts for easy transport and storage between jobs; on the site, the drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading; the breakoff tools clean things up for use.





Excellent connection performance:Strengthen the connection strength and improve the connection condition, wrong tooth phenomenon, avoid sliding wire, and obtain excellent connection performance.
Better than the normal locking device:the locking type wire screw sleeve can lock the screw into the threaded hole, so that the screw is not loose when subjected to shock vibration, which is better than the normal locking device. Can be used repeatedly:the hardness of the wire screw is higher than the screw, so it has little wear and tear in connection with screw, and can be used repeatedly.


Purpose built: the installation tools in this helicoil kit are constructed from high-speed steel for superior handling while the inserts are heated-treated 45# steel for greater strength and longevity in place.
Wide application: our drill and tap set is ideal for restoring stripped or damaged internal threads as well as for performing maintenance work to protect any threads from wear and tear.
1. AKM
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HSS Drill Helicoil Repair Kit SAE&Metric,1/4" 5/16" 3/8" 7/16" 1/2" M5 M6 M8 M10 M12 Kit, AKM 261Pc Thread Repair Kit
#adAKM #ad - All tools were packed in a convenient carrying case, easy and fast in collecting and placing the tools. Each accessory has its place, inserts will even be packaged in separate boxes.Creates stronger internal thread in soft materials. Also come with detailed instructions. This thread repair kit is used to repair or Replace Damaged or Stripped Internal Screw Threads. Suitable for engine repair and other automotive applications.
More information #ad
Sae&metric: the kit has altogether 261 pieces including insert installations, thread taps, twist drill bits, wire thread inserts, lug breaking tools that allow you to have a smooth repairing experience. All made according to Professional Standard. Don't bother to spend a lot of money on a variety of models, all you need is our kit. Once for all.Brand | AKM #ad |
Manufacturer | AKM #ad |
Part Number | akmrepair001 |
More information #ad
2. HORUSDY
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HSS Drill Helicoil Repair Kit SAE,1/4" 5/16" 3/8" 7/16" 1/2", HORUSDY 131Pc Thread Repair Kit
#adHORUSDY #ad - This thread repair kit is used to Repair or Replace Damaged or Stripped Internal Screw Threads. All tools were packed in a convenient Steel Carrying Case, Ease and Fast in Collecting and Placing the Tools. The kit has altogether 131 Pieces, All Made According to Professional Standard.More information #ad
Ideal for restoring damaged Threads, Suitable for Engine Repair and Other Automotive Applications. Lt has one hss tap for each size, thread inserts for each Size, one HSS Drill for Each Size, 2 insert tools for each size, All Come Complete in a Handy Storage Case.Brand | HORUSDY #ad |
Manufacturer | HORUSDY #ad |
Height | 1.57 Inches |
Length | 14.56 Inches |
Weight | 4.3 Pounds |
Width | 7.67 Inches |
Part Number | 97379 |
Model | 97337 |
More information #ad
3. CO-Z
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1/4" 5/16" 3/8" 7/16" 1/2", HSS Drill Helicoil Kit Standard, CO-Z 131PC SAE Thread Repair Kit
#adCO-Z #ad - Wide application: our drill and tap set is ideal for restoring stripped or damaged internal threads as well as for performing maintenance work to protect any threads from wear and tear. Satisfaction guaranteed: order with your peace of mind assured thanks to CO-Z's usual strong warranty and friendly 24/7 customer service.Purpose built: the installation tools in this helicoil kit are constructed from high-speed steel for superior handling while the inserts are heated-treated 45# steel for greater strength and longevity in place.
More information #ad
All-in-one kit: this 131-piece thread repair tool kit by co-z includes bits, 5/16", and inserts in the 5 most needed SAE sizes: 1/4", taps, 3/8", 7/16", and 1/2". Easy to use: the convenient carrying case holds and organizes all the parts for easy transport and storage between jobs; on the site, the drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading; the breakoff tools clean things up for use.
Brand | CO-Z #ad |
Manufacturer | CO-Z #ad |
Part Number | CO-Z-TRK-S131-00 |
More information #ad
4. Heli-Coil
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Helicoil 5521-6 3/8-16 Inch Coarse Thread Repair Kit
#adHeli-Coil #ad - Easy to use. Easy and simple use kit. The product is 3/8-16thread repair kit. Comes in carded packing. Easy to use. Comes in carded packing. Used for repairing tapped holes. Made from high quality material.More information #ad
Made from high quality material. Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool. The product is manufactured in china. Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool. Used for repairing tapped holes.Brand | Heli-Coil #ad |
Manufacturer | Heli-Coil #ad |
Height | 3.6 Inches |
Length | 5.8 Inches |
Weight | 0.2 Pounds |
Width | 0.6 Inches |
Part Number | 55216 |
Model | 5521-6 |
Warranty | AS LISTED |
More information #ad
5. Heli-Coil
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Helicoil 5521-8 1/2-13 Inch Coarse Thread Repair Kit
#adHeli-Coil #ad - Used for repairing tapped holes. Includes 6 inserts, complete instructions, Heli-Coil tap and installation tool. Comes in carded packing. Easy to use. Made from high quality material.More information #ad
Brand | Heli-Coil #ad |
Manufacturer | Heli-Coil #ad |
Height | 3.6 Inches |
Length | 5.2 Inches |
Weight | 0.31 Pounds |
Width | 0.7 Inches |
Part Number | 55218 |
Model | 5521-8 |
More information #ad
6. Heli-Coil
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Heli-Coil 554312 M12X1.25 Metric Kit
#adHeli-Coil #ad - Metric fine Thread Repair Kit. 6 inserts Per Kit. Package dimensions: 17. 272 l x 2. 032 h x 1016 w centimeters. Made in China.More information #ad
Brand | Heli-Coil #ad |
Manufacturer | Heli-Coil #ad |
Height | 0.6 Inches |
Length | 5.9 Inches |
Weight | 0.45 Pounds |
Width | 3.5 Inches |
Part Number | 554312 |
Model | 554312 |
More information #ad
7. Heli-Coil
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Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit
#adHeli-Coil #ad - Used for repairing tapped holes. The product is manufactured in China. Used for repairing tapped holes. Easy to use. Easy to use. Made from high quality material. Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool.More information #ad
Made from high quality material. Comes in carded packing. Comes in carded packing. Easy and simple use kit. The product is 5/16-18Thread RepairKit. Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool.Brand | Heli-Coil #ad |
Manufacturer | Heli-Coil #ad |
Height | 3.6 Inches |
Length | 4.4 Inches |
Weight | 0.2 Pounds |
Width | 0.5 Inches |
Part Number | 55215 |
Model | 5521-5 |
Warranty | As labelled |
More information #ad
8. Walfront
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60pcs Wire insert thread 304 Stainless Steel Wire Screw Sleeve Thread Repair Insert Assortment Kit
#adWalfront #ad - A certain elastic:because of a certain elastic, and can absorb vibration, eliminate the screw and screw hole deviation between the pitch and tooth type, can make the load on the thread is more even, thus increasing the screw thread connection strength and resistance to f.Excellent connection performance:Strengthen the connection strength and improve the connection condition, wrong tooth phenomenon, avoid sliding wire, and obtain excellent connection performance.
More information #ad
Used for:used in various low strength materials, which can improve the wear resistance of bolt connections and avoid the damage of thread. Better than the normal locking device:the locking type wire screw sleeve can lock the screw into the threaded hole, so that the screw is not loose when subjected to shock vibration, which is better than the normal locking device. Can be used repeatedly:the hardness of the wire screw is higher than the screw, so it has little wear and tear in connection with screw, and can be used repeatedly.
Brand | Walfront #ad |
Manufacturer | Walfront #ad |
Height | 0.79 Inches |
Length | 3.15 Inches |
Weight | 0.15 Pounds |
Width | 2.36 Inches |
Part Number | Walfrontkovtgx1zah |
More information #ad
9. SEDY
#ad
SEDY 131-Pieces Thread Repair Kit, HSS Drill Helicoil Repair Kit Metric M5 M6 M8 M10 M12
#adSEDY #ad - Lt has one hss tap for each size, one hss drill for each Size, Thread Inserts for Each Size, 2 insert tools for each size, All Come Complete in a Handy Storage Case. This thread repair kit is used to Repair or Replace Damaged or Stripped Internal Screw Threads.More information #ad
Ideal for restoring damaged Threads, Suitable for Engine Repair and Other Automotive Applications. All tools were packed in a convenient Steel Carrying Case, Ease and Fast in Collecting and Placing the Tools. The kit has altogether 131 Pieces, All Made According to Professional Standard.Brand | SEDY #ad |
Manufacturer | SEDY #ad |
Height | 7.9 Inches |
Length | 15 Inches |
Width | 1.6 Inches |
Part Number | T97381 |
Model | 13 |
More information #ad
10. CO-Z
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131pcs, CO-Z Metric Thread Repair Tool Kit | HSS Drill Bits Taps Threaded Inserts Installation Tool and Tang Break-Off Tool Set for Repairing M5 M6 M8 M10 M12 Internal Screw Holes
#adCO-Z #ad - Satisfaction guaranteed: order with your peace of mind assured thanks to CO-Z's usual strong warranty and friendly 24/7 customer service. All-in-one kit: this 131-piece thread repair tool kit by co-z includes bits, M6, taps, M8, M10, and inserts in the 5 most needed Metric sizes: M5, and M12.Purpose built: the installation tools in this helicoil kit are constructed from high-speed steel for superior handling while the inserts are heated-treated 45# steel for greater strength and longevity in place.
More information #ad
Easy to use: the convenient carrying case holds and organizes all the parts for easy transport and storage between jobs; on the site, the drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading; the breakoff tools clean things up for use. Wide application: our drill and tap set is ideal for restoring stripped or damaged internal threads as well as for performing maintenance work to protect any threads from wear and tear.
Brand | CO-Z #ad |
Manufacturer | CO-Z #ad |
Part Number | LEPAZIA58647 |
Model | LEPAZA58647 |
More information #ad