Specification Brand : BORDSTRACT BulletPoint1 : Good Material: Crafted from diamond powder, it boasts exceptional quality, unparalleled accuracy, and remarkable durability BulletPoint2 : Suitable for: Ideal for accuracy drilling of holes in jewelry, ceramics, jade, agate, glass, amber, and various semiconductor materials, among others BulletPoint3 : High Efficiency: It is generally believed that an increase in drill speed enhances the effectiveness of the drilling process, provided it is within the optimal range for the specific material being drilled BulletPoint4 : Starting speed: For optimal performance when using our drill, it is essential to maintain a rotational speed of 20,000 RPM, ensuring precise and efficient drilling across various materials BulletPoint5 : Warm Tips: Frequent usage of the drill may couse to a decrease in its initial sharpness. To restore its cutting , gently trimming the tip with a pair of pliers can effectively sharpen it, restoring its original accuracy and effectiveness ExteriorFinish : Zinc ExternallyAssignedProductIdentifier : 6131200198632 IncludedComponents1 : Knob IncludedComponents2 : Screw ItemName : Drill Bit, 20 Pcs 1mm Coated Solid Drill Pins Suitable for Drilling Punching Holes in Jewelry Agate Jewelry Ceramic Jade Glass ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 7 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : waiter-corkscrews Manufacturer : BORDSTRACT Material : Zinc Alloy MetalType : Zinc Alloy ModelName : ZlxJJYYd65t7ksp3c ModelNumber : BORDSTRACTgdimtrcg7u NumberOfItems : 4 PartNumber : BORDSTRACTgdimtrcg7u ProductDescription : Descriptions: Our lapidary drill bits are made from diamond powder, precise and sturdy. It is ideal for drilling holes on the jewelry, ceramic, jade, agate, glass and amber etc. Using high-speed of drilling machine to drill will couse 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: Made from diamond powder, high-quality, precise and lasting to use. Idea for drill holes on the jewelry, ceramic, jade, agate, glass, amber and semiconductor materials etc. The higher speed of drilling machine, the better effect of drilling bits. The speed of drilling machine need to be reached 20000 RPM when you use our drill bits to drill holes. If you use the drill bit for many times, it will not be very sharp than the first time using.You could cut a little the top of it with plier, it will become sharp again.
Please Kindly Pay Attention: -Use cold water during the drilling hole movement -Use high-speed(Up 20000 RPM) to drill holes with our drill bits. -Be stable, don't shake
Specifications: Condition: 100% Brand New and High Quality 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.