10pcs 1mm Head Dia Diamond Coated Hole Saw Drill for Jewelry Gems Glass

Description

Feature:
1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and  inspection date information;
2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.
3.High quality,durable use.
4.Great tools for making an accurate hole on various bowlder, agates, pearls, jade, etc.
5.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.
Specifications:
Material: Diamond+Steel
Color: Silver
Brand Name: Unbranded
Shank Diameter: 2.35mm/0.09""
Head Diameter: 1mm/0.04""
Sand length: About 17mm/0.67""
Full length: Approx. 42mm/1.65""
Size: 42 x 2.35MM/1.65x0.09""( L x Dia)
Weight:10g
Warm reminder:
Generally, the punching needle needs to be slowly imported when starting to punch, and then punched hard. Like hard stones, or ice types, debris, agate, etc., the punch needle may not be durable. If it is recommended, it is harder stone. It is better to add emulsified oil to the water to delubricate.
Package Include:
10 x Diamond Coated Hole Saw Drill Bits