VEVOR 338-Piece Helicoil Thread Repair Kit, SAE & Metric M5-M12 Rethreading Set

Restore stripped, damaged or worn threads with this VEVOR 338-piece helicoil thread repair kit. Covering both metric and SAE sizes, it gives mechanics and DIY enthusiasts a complete rethreading solution for engine repairs, machining and equipment maintenance.

Key Features

• Drill bits and taps made from premium steel, heat-treated to HRC 55-62 for durability
• Metal thread inserts crafted from high-strength 304 stainless steel
• Simple four-step process: drill, tap, insert the coil, then break the tang to restore the thread
• Insert tool with a rubber-coated grip for a comfortable, reliable hold
• Suitable for repairing threads in aluminium, iron, carbon steel, bronze, magnesium and more
• Carry case keeps all tools organised and makes transport easy

Specifications

• Piece count: 338
• Metric sizes: M5, M6, M8, M10, M12
• SAE sizes: 1/4", 5/16", 3/8", 7/16", 1/2"
• Drill bit and tap material: premium steel, heat-treated to HRC 55-62
• Thread insert material: 304 stainless steel

What's in the Box

• Twist drill bits
• Taps
• Thread inserts
• Breakoff pin tools
• Installation tools
• Hex key
• Carry case