Restore Damaged Threads
Designed for repairing stripped, worn, or damaged internal threads in metal parts, this 131-piece thread repair kit is suitable for automotive repair, engine maintenance, machinery work, garage use, and general workshop applications.

Metric M5-M12 Coverage
Includes five commonly used metric thread sizes: M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5, and M12 x 1.75. The assorted sizes help handle a wide range of repair jobs on steel, cast iron, and aluminum components.

Complete Repair Tools
Each size group includes the required twist drill bit, screw tap, installation tool, breaking pin tool, and wire thread inserts. The complete setup helps users drill, tap, install the insert, and finish the thread repair efficiently.

Durable Construction
Constructed with chrome vanadium steel tools for strength and long service life. The precision-machined components are designed for stable cutting, accurate threading, and reliable insert installation during repeated workshop use.

Organized Storage Case
Supplied in a sturdy red metal storage case with a molded internal tray, keeping each size and tool neatly arranged. Easy to identify, carry, and store, making it practical for mechanics, technicians, DIY users, and repair workshops.

Package Includes

• 25 × M5 x 0.8 x 6.7 mm Thread Inserts
• 25 × M6 x 1.0 x 8.0 mm Thread Inserts
• 25 × M8 x 1.25 x 10.8 mm Thread Inserts
• 25 × M10 x 1.5 x 13.5 mm Thread Inserts
• 10 × M12 x 1.75 x 16.3 mm Thread Inserts
• 1 × 5.2 mm Twist Drill Bit
• 1 × 6.3 mm Twist Drill Bit
• 1 × 8.3 mm Twist Drill Bit
• 1 × 10.5 mm Twist Drill Bit
• 1 × 12.5 mm Twist Drill Bit
• 1 × M5 x 0.8 Screw Tap
• 1 × M6 x 1.0 Screw Tap
• 1 × M8 x 1.25 Screw Tap
• 1 × M10 x 1.5 Screw Tap
• 1 × M12 x 1.75 Screw Tap
• 5 × Installation Tools
• 5 × Breaking Pin Tools
• 1 × Metal Storage Case