Question : What are the included accessories in the kit?
Answer : The kit includes 21 genuine Dremel accessories ideal for cutting, carving/engraving, cleaning/polishing, sanding, and sharpening/grinding applications.
Question : What is the variable speed range of the tool?
Answer : The tool has a variable speed range of 0 - 23,000 RPM.
Question : Is the tool suitable for large jobs?
Answer : Yes, the high-torque, smooth-running, powerful 2.5 amp motor provides high torque at low speeds making it perfect for large jobs.
Question : Would this cut gemstone material?
Answer : The user has not used it to cut gemstones but has successfully drilled 3/8" glass with a diamond point bit.
Question : Is the motor loud?
Answer : It depends on what the hanger is mounted on. If mounted to the side of a metal cabinet, the sound can be amplified. If mounted to solid wood, the sound is reduced. Additionally, if a bit of rubber hose is placed between the metal hanger and metal bracket on the motor unit, the sound can be reduced even further. Overall, it is not that loud for a workshop environment.
Question : Where is this unit made?
Answer : The Dremel 9100-21 is manufactured in Taiwan.
Question : Can you still cut metal?
Answer : Yes, this product can cut any metal like a normal Dremel.
Question : Can this product be used to carve marble?
Answer : It is possible to carve marble if the user has the correct cutting attachment. However, the people who made Fori-Flex for Dremel abandoned making more. Some users experienced trouble with two of the internal cables, but when it worked, they loved it. Perhaps a new maker of Fori-Flex is available.
Question : Is this a Brushless motor?
Answer : It is unclear whether this is a brushless motor. However, it is the best Dremel to use with super power. The foot pedal is loved by users, and there is nothing bad to say about it. A potter who frequently has to grind off extra glaze from a piece has been using it for four or five years.
Question : Will the Dremel keyless chuck #4486 fit on this unit?
Answer : No, the Dremel 4486 Keyless chuck is not compatible with the 9100-21 Forti-Flex tool. The hand piece that comes with the 9100-21 Dremel Forti-Flex has a chuck on it that accommodates shank sizes from 0-5/32" shanks.
Question : Are there any other attachments that are more kindly to hold in hand?
Answer : It is pretty precise and intricate engraving is possible with the Dremel 9100-21 Forti-Flex. A dentist could probably safely use this. If you have the right bits, you can do anything.
Question : How long is the flex shaft?
Answer : The flex shaft is 36" in length.