More from xTool →K9 Crystal Ball
$15.99–$169.99Save up to 8%
In stock at xtool.com
The xTool K9 Crystal Ball is a clear K9 optical glass sphere for UV inner engraving, sold singly or in 10-packs in 6 cm, 8 cm and 10 cm sizes. It works with the official crystal ball inner engraving fixture and an optional LED stand. Prices run from $15.99 to $169.99, which suits both hobbyists and gift shops buying in bulk.
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Highlights
- K9 optical glass sphere
- Sizes: 2.36 in (6 cm), 3.1 in (8 cm), 3.94 in (10 cm)
- Single or 10-pack options
- Designed for UV inner engraving
- Works with xTool's inner engraving fixture
Best for
F2 Ultra UV owners producing 3D crystal ball gifts.
Things to consider
- The xTool fixture is built for the 8 cm ball; other sizes may need a different setup
- The description lists 6 cm and 8 cm, while options also include 10 cm
- LED stand sold separately
Key specs
| Price | $15.99–$169.99 |
|---|---|
| Material | K9 optical glass |
| Sizes | 6 cm, 8 cm, 10 cm |
| Quantity | 1 or 10 |
| Compatible laser | xTool F2 Ultra UV |
Our take
A flexible crystal ball blank; the 8 cm size pairs best with xTool's fixture.
K9 Crystal Ball at a glance
| Brand | xTool |
|---|---|
| Price | $15.99–$169.99 (some options up to 8% off) |
| Type | Art & Crafting Materials |
| Options | 3 sizes, 2 quantitys |
| Availability | In stock at xtool.com |
| Returns | Returns are accepted within 30 days of delivery and you pay return shipping. No service… |
Price check
At $15.99, the K9 Crystal Ball is mid-range for xTool, whose 872 listed products run $0.03 to $21,599.
Some options are on sale, up to 8% below their listed price; the discount depends on the option you choose. Sale prices can end without notice, so check the live price before you order.
Similar items from other brands we track run $9.99 to $89.99.
Frequently asked questions
Which size works with the inner engraving fixture?
The fixture's cup is matched to the 8 cm ball.
Can I buy in bulk?
Yes, 10-packs are offered.
Is the K9 Crystal Ball on sale?
Yes, some options are discounted, up to 8% off; it currently sells for $15.99–$169.99. The exact saving depends on the option you pick, so check it on xtool.com.
What is xTool's return policy?
Returns are accepted within 30 days of delivery and you pay return shipping. No service fee applies in the first 14 days; from day 15 to 30 a non-defective return costs 10% to 30% of the order total, machines must have lasered under 50 times, and separately bought materials and filters are not returnable.
How long does xTool take to ship?
Machines and refurbished machines ship free in the US; accessories and materials are a $10 flat fee under $89 and free at $89 or more. Standard US delivery is listed as 1 to 3 business days, with paid 3rd-day options for machines.
Does the K9 Crystal Ball come with a warranty?
xTool's published warranty terms: xTool offers a limited warranty with free repair or replacement for problems within the warranty period, starting with remote troubleshooting by email to Support@xtool.com. Misuse, unauthorized repairs and third-party parts are excluded.
What options does the K9 Crystal Ball come in?
Size: 3.1" / 8cm, 2.36" / 6cm, 3.94in / 10cm. Quantity: 1pcs, 10pcs.
Where can I buy the K9 Crystal Ball?
The K9 Crystal Ball is sold directly by xTool on xtool.com. The Shop now button on this page goes straight to the product there.
Is the K9 Crystal Ball in stock?
Yes. xTool lists it as in stock on xtool.com as of our latest check. Stock and prices refresh throughout the day.
Is xTool a legit store?
xTool is a strong pick if you want a laser engraver or printer backed by a big, well-documented ecosystem of jigs, blanks and materials sold in the same store. Skip it if you expect free, no-questions returns: after day 14 an unwanted machine costs 10% to 30% of the order total to send back. Read the refund fee table before you buy any machine. Our full xTool review covers shipping, returns and what to check before ordering.
Is the K9 Crystal Ball expensive?
At $15.99 it is mid-range for xTool ($0.03 to $21,599 across 872 products), and similar items from other brands run $9.99 to $89.99.
