20G 220v Portable Twist Drill Bit Re-Sharpener with CBN Wheel Drill bit Grinder

Model20G Grinding RangeΦ2-Φ20mm Point Angle95(90)~135 PowerAC220V Motor180W Speed4400rpm Dimension32*18*19 Weight12kg Standard EquipmentGrinding wheel :CBN (for HSS)×1 Eleven ER20 collets : Φ3,Φ4,Φ5,Φ6,Φ7,Φ8,Φ9,Φ10,Φ11,Φ12,Φ13 Seven ER40 collets : Φ13,Φ15,Φ16,Φ17,Φ18,Φ19,Φ20 Collet chuck:(Φ2-Φ13)×1 ; Collect chuck: (13-20)×1

• 2. The machine is only equipped with a CBN wheel ,
• 3.With diamond grinding wheel, it can be equipped directly with an accurate angle and long service life.
• 4.The electrically controlled and powerful DC motor: stable frequency, strong horsepower and long service life.
• 1. 1.CBN grinding wheel ,grinding high speed steel drill, white steel drill, iron drill SDC grinding wheel, grinding alloy tungsten steel drill
• The machine is set up with the function of adjusting a point (central point) size, which can effectively coordinate with the material of drill hole and the rotation speed. It can control the quality precision and prolong the service life of the drill bit.