Step 1,Refer to the shape of well grinded nail knife to grind when the workers are not experienced.
Step 2:Grind the head to a even cover like this.
Step 3:Grind the frontal groove.
Step 4:Grind the side groove.
Step 5:Grind the back of the nail knife.
Now it is done.
After finishing these five steps,the nail knife will be absolutely new and will be very sharp again.
Contact: Sophia zhao
Email: [email protected]
Add: No.10 Hanghai Road, Zhengzhou,China