They are a new type of fastener that increases the strength of the thread. Self-tapping inserts are embedded in softer materials such as plastics, aluminum alloys, cast iron and coppers to create stronger internal threads.
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131 Pc Thread Repair Kit Helicoil Type - M5, M6, M8, M10 & M12. M8 x 1.25 x 10.8mm. M12 x 1.75 x 16.3mm. M10 x 1.5 x 13.5mm. 131pc thread repair kit including wire thread insert sizes M5. M6 x 1.0 x 8.0mm.
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10PCS x Wire Thread Inserts M12 x 1.75 x 16.3mm. 5PCS x Twist Drill Bits. 25PCS x Wire Thread Inserts M5 x 0.8 x 6.7mm. Drill Bit Tools. Includes 110 wire thread inserts. 25PCS x Wire Thread Inserts M6 x 1.0 x 8.0mm.
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5PCS x Twist Drill Bits. Includes 110 wire thread inserts. 25PCS x Wire Thread Inserts M5 x 0.8 x 6.7mm. 25PCS x Wire Thread Inserts M6 x 1.0 x 8.0mm. 25PCS x Wire Thread Inserts M8 x 1.25 x 10.8mm. 25PCS x Wire Thread Inserts M10 x 1.5 x 13.5mm.
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Thread size: M10 X 1.25 mm. Thread tap and the drill material: HSS (High-speed Steel). Check that thread and pitch of the tap and the bolt match. To repair a spark plug thread no Pre-drilling is necessary if using the special Spark Plug Tap.
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5/16 UNF Helicoil Thread Repair Kit. ZigZag Truss. Race & Rally Acc's. Rally Design, established in 1972, expanded from a lock up garage to now an impressive 42,000 sq ft warehouse. Originally a supplier of fabricated motorsport parts to upgrade the iconic Escort Mk1/2.
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Genuine Neilsen Product. 131 piece Thread Repair kit. Wire Thread Inserts.
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Engineered specifically for spark plug thread restoration in automotive, motorcycle, small engine, and industrial applications. Suitable for flat sealing seat spark plug threads. Designed for permanent spark plug thread repair in aluminum and steel cylinder heads.
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