Time-Sert 12127 M12 X 1.5 X 30mm Universal Head Bolt Insert – 10-Pack, Carbon Steel, Made In USA
Time-Sert 12127 M12 X 1.5 X 30mm Universal Head Bolt Insert – 10-Pack, Carbon Steel, Made In USA
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Time-Sert 12127 M12 X 1.5 X 30mm Universal Head Bolt Insert – 10-Pack, Carbon Steel, Made In USA

5 stars out of 4 reviews
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About this item

Strip a thread in an aluminum block?

Time-Sert 4800 M12 x 1.5mm Universal Head Bolt Thread Repair Kit - Thread Doctor

Grab this 10-pack of Time-Sert M12 x 1.5 x 30mm universal head bolt inserts.

Big-Sert 4700BS M12 x 1.25mm Universal Metric Head Bolt Thread Repair Kit - Thread Doctor

Carbon steel, made in USA, the gold standard for permanent thread repair.

Time-Sert 6001 M11 x 1.5 Oldsmobile PV6 / LX5 Head Bolt Thread Repair

Each installs flush and locks in tight—no glue, no guessing.

TIME-SERT 4900 M12x1.75 Head Bolt Hole Thread Repair Kit - Wise Auto Tools LLC

Ideal for cylinder head bolt holes, bearing caps, or anywhere M12 threads need saving.

Time-Sert M12x1.75 Universal head bolt kit p/n 4900

Kit not included, just the inserts.

But if you’ve got the tool, these are the fix.

$ 31.75
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