Unlock boundless creativity with our comprehensive engraving tool kit. From delicate detailing to bold , this versatile set offers you a wide array of for every project.This cordless rotary tool is equipped with a 650mAh lithium battery and can work continuously for 120 minutes after a full charge, allowing you to delve into your craft without interruptions of sudden battery depletion. Moreover, the engraving pen has a built-in overload protection chip. When the resistance is too high, it will automatically cut off the power for self-protection to avoid damaging the motor to prolong the service life.Tailor your engraving experience with 3 levels of adjustable speeds. The operates at 5000 RPM for precision, the second gear at 10000 RPM for versatility, and the third gear at 15000 RPM for efficient and rapid material removal. Different speeds are used to engrave different materials and projects. Our jewelry engraving machine allows you to adjust and precisely control the speed to meet different power requirements for different crafts.Craft with confidence using our user-friendly electric engraver.Just press the switch button, then you can start/turn off the engraving machine and adjust the speed levels. There is also a shaft locking button for easy and quick accessory changes without any tools. The ergonomic design ensures a comfortable and anti-slip grip, allowing for extended use without hand fatigue. Suitable for both beginners and suitable for both beginners and experienced craftsmen.The all-in-one engraving tool set is not limited to a specific material or application - it adapts effortlessly to various surfaces, including metal, jewelry, jade, ceramic, plastic, wood, stone, glass, and more. Use the engraving pen for grinding, sanding, carving, engraving, cutting, polishing, drilling, and to createpersonalized crafts. From DIY projects to customized gifts, you can unleash your creativity with our versatile engraver tool kit.Material: Metalcolour: As ShownPackage Contents: 30 x interchangeable diamond burr bits6 x drill bits5 x grinding heads19 x inspiration templates3 x cutting discs1 x grinding wheel spindle6 x collets for adaptability1 x charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.