1. The grinding head is made of diamond, which features the strongest type of chemical bond, ensuring hardness and chemical resistance. The formulated mixture enhances both sharpness and durability, providing long-lasting performance. The connecting rod is made of 45 steel, which is strength and toughness.2. The high hardness diamond head significantly enhances grinding efficiency, saving time and making it an excellent chamfering tool for both professionals and home DIY enthusiasts. With our diamond finger bit, you can easily enlarge, shape, or round existing holes to achieve perfectly smooth openings in various sizes.3. The M14(5/8"-11) thread design securely fastens the trimming machine, ensuring stability during operation and minimizing the risk of detachment.4.
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