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High toughness, abrasion resistance, high-speed cutting for the high hardness
135°split point trip for fast drilling
High speed steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and non-ferrous materials
Improved control during installation, Threaded mandrel fully engages internal thread
One-piece structure,much stronger and solid compared to a normal helicoil
Customized EVA box, easy to store, easy to carry, not easy to drop.
Bill H.
2025-01-11 10:39:10
The inserts are machined well and the tools are more than adequate for installation. The best, long term repair insert style I have found.
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