Re-Sharpening Machine

Make sure the material of drill and choose suitable grinding wheel.
Standard is CBN grinding wheel.
Set left scale annulus to be “0” position.
Turn the scale clockwise to the end, then contrarotat to adjust to the “0” position.
Choose suitable collet to the collet holder. (Insert the collet into holder in the 45 degree)
Follow up the steps for setting up the drill to the collet holder, without tighting.
Keep the room for adjusting the drill.
Adjust the left scale to meet the diameter of the drill.
Insert the collet holder with the drill into the left hole and completely touch, then turn right to set up.
Insert the top of drill into the end, turn right to set up.
Tight the drill by collet holder for setting up the grinding position.
Take out the chuck.
CBN wheel is suitable for HSS drill, SD wheel is suitable for carbide drill.