10Pcs 0.8-3mm Diamond Coated Twist Drill Bit Set for Jade Processing Tools
This set includes 10 diamond coated twist drill bits with diameters ranging from 0.8mm to 3mm, designed for precision drilling in various materials such as glass, marble, tile, jade, agate, and rock. The straight shank design is compatible with most electric drills and drilling machines, making it a versatile addition to your toolkit.
- Diameters: 0.8mm, 1mm, 1.2mm, 1.5mm, 1.8mm, 2mm, 2.5mm, 3mm
- Diamond coated for enhanced drilling efficiency
- Suitable for a variety of materials including jade and glass
- Recommended to use water while drilling for better results
Specifications:
- Type: Twist Drill Bit
- Model Number: 1077
- Shank Shape: Round
Package Content:
- 10 x Diamond Coated Twist Drill Bits

t***r –
I received diamond drill bits.
I clarly see the diamonds all over the edges.
I use one of them to drill to a real stone,and went through easy.
Great product