Product Description :
✅Offer: 3D to 40D
✅Diameter: 1mm-12mm
✅Deep hole drilling, up to 40D
✅Perfect drilling edge design, High efficiency and avoid drilling offset
✅With hardness and wear-resistant nano-coating
✅The high chip removal rate
Product Description :
1. With excellent features of coating to increase the tool's wear resistance and thermal conductivity to reduce the chip residue problem.
2. Use special flute design to decrease the chip-off problem during machining.
3. Increase machining accuracy and surface roughness.