Descriptions:
Our lapidary drill bits are made from diamond powder, precise and sturdy. It is perfect for drilling holes on the jewelry, ceramic, jade, agate, glass and amber etc. Using high-speed of drilling machine to drill will lead to a good drilling effect. Please use cold water to drill. Our drill bits are very sharp and you could use them for many times. It is a good drilling tool for you to choose from.

Features:
【PREMIUM】Lapidary drill bit is made of diamond powder, about 36mm in length, with 0.6mm diameter shank and 1mm head, easy to hold and use.
【HIGH SPEED】Diamond coated solid bits needle is used to drill holes with high speed drilling machine, the speed of the drilling machine needs to reach 20,000 RPM to get better results.
【MULTIPLE USES】Lapidary equipment drill bit will lose its sharpness slightly after multiple uses but can be restored to sharpness by trimming the top with scissors.
【APPLICATION】Diamond drill bit contains 20 pieces of lapidary Drill Bits per package, suitable for drilling holes in materials such as jewelry, ceramics, jade, onyx, glass and amber.

Please Kindly Pay Attention:
-Use cold water during the drilling hole operation
-Use high-speed(Up 20000 RPM) to drill holes with our drill bits.
-Be stable, don't shake

Specifications:
Condition: Brand New
Material: Diamond Powder
Color: Silver
Length: Approx. 36mm
Diameter of Shank: 0.6mm
Diameter of Head: 1mm
Weight: Approx. 4g
Quantity: 20PCS

Package Included:
20 x Lapidary Drill Bits

Please Note:
1. Please allow some errors due to manual measurement
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.