Drill America
✓Hole Saws
Drill America - CTH4250 4-1/4" Carbide Tipped Hole Cutter with 1" Depth of Cut
★★★★★4.6
$649.99
ViewPrice
$35.99
BQLZR 1MM Silver Extended Gems Diamond Drill Bits Bowlder Pearls Jewelry Agates Hole Drill Bits Diamond Coated Tip Pack of 10
★★★★★
$35.99
Quantity
1
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About this item
- High quality,durable use.
- Great tools for making an accurate hole on various bowlder, agates, pearls, jade, etc.
- Use Tip:Light pressure, diamond tools are processed by grinding the workpiece, If use too muchstrength, flour is not easy to rule out, especially the small tools is also easy to damage.
- The top diameter of the jade punch is 1mm/0.04inch, the bottom diameter is 2.35mm/0.09inch and the total length is 42mm/1.68inch, please check the size before purchasing to avoid buying the wrong one.
- The jade punching needle is made of high quality metal diamond, strong quality, not easy to damage, long service life, is your excellent choice for polishing jade.
- Be sure to put water cooling (similar to the hospital drip like drip device), such as dry drilling, tool head diamond due to overheating will be graphitized, thus quickly wear scrap. Light pressure to feed, diamond tools are relying on grinding to process the workpiece, excessive force, grinding powder is not easy to exclude, the tool (especially small tools) is also easy to damage.
- The jade punching needle is widely used for polishing jade agate, glass jadeite pearl shells etc., penetrating the hard shells quickly and perfectly.
- The Jade Punching Needle comes with a total of 10 punching needles in its packaging, which can give you perfect results for your work and meet your needs.
Product details
Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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