Features：

【Strong & Durable】： Engineered for robust performance, this helicoil set ensures the effective restoration and replacement of stripped or damaged internal screw threads, guaranteeing long-lasting results for bolt, motor plug, and spark applications.

【Effortless Usage】： User-friendly design makes this metric thread repair kit a must-have for both amateurs and professionals. With easy-to-use tools like tap wrenches and bit cylinder insertion, rethreading has never been so simple.

【All-inclusive Toolkit】： Our Premium 131-Piece Thread Repair Kit offers a wide range of professional-quality tools, including HSS drills, taps, heli coil inserts, and chaser tools, ideal for automotive and engine repairs.

【Versatile Utility】： This universal installation kit is perfect for various repair tasks. Whether you're dealing with external restorer screws, sleeve cleaners, or spark plug rethreading, this kit has you covered.

【Convenient Storage】： Take your organized set wherever you go. The entire thread repair kit comes in a durable steel carrying case, making tool transport and storage a breeze, right down to the last rethread stripped wrench.

【Package Contents】: The kit includes 5 Twist Drill Bits, 5 Break Pin Tools, 5 Installation Tools, 1 Hex Key, 5 Taps, and 110 Wire Thread Inserts.
Specification:

Material: Carbon Steel
Type: Thread Repair Kit
System of Measurement: Metric
Thread Size: M5 M6 M8 M10 M12
Length: 0.8mm 1mm 1.25mm 1.5mm 1.75mm
Colour: As Shown in the Figure
Quantity: 131 Pcs
Packaging Size: 39cm x 24cm x 5cm
Weight: 2.3kg

Package included:

Twist Drill: 5 Pcs
1 Pcs --- M5 x 0.8mm
1 Pcs --- M6 x 1mm
1 Pcs --- M8 x 1.25mm
1 Pcs --- M10 x 1.5mm
1 Pcs --- M12 x 1.75mm

Screw Tap: 5 Pcs
1 Pcs --- M5 x 0.8mm
1 Pcs --- M6 x 1mm
1 Pcs --- M8 x 1.25mm
1 Pcs --- M10 x 1.5mm
1 Pcs --- M12 x 1.75mm

Installation Tool: 5 Pcs
1 Pcs --- M5 x 0.8mm
1 Pcs --- M6 x 1mm
1 Pcs --- M8 x 1.25mm
1 Pcs --- M10 x 1.5mm
1 Pcs --- M12 x 1.75mm

Breaking Pin Tool: 5 Pcs
1 Pcs --- M5 x 0.8mm
1 Pcs --- M6 x 1mm
1 Pcs --- M8 x 1.25mm
1 Pcs --- M10 x 1.5mm
1 Pcs --- M12 x 1.75mm

Wire Thread Inserts: 110 Pcs
25 Pcs --- M5 x 0.8mm
25 Pcs --- M6 x1mm
25 Pcs --- M8 x 1.25mm
25 Pcs --- M10 x 1.5mm
10 Pcs --- M12 x 1.75mm

Hex Key: 1 Pcs
1 Pcs --- M2

Everything in a practical organizer!