MR-20G 3~20mm Drill Bits Grinder Sharpener Machine
1. Portable drill grinder, accurate and rapid, easy to operate, with no skill requirement to grind.
2. Economic and saving cost, improve efficiency.
3. One piece grinder wheel can complete all procedure, accurate angle and long service life.
4. The electrically controlled and powerful DC motor, stable frequency, strong horsepower and long service life.
5. It can sharpen the drill bit front cutting lip, lip relief angle.
6. It can be effective co-ordination with the drilling material and speed, can control the quality and accuracy of the work piece, extend the life of the drill bit.
Model£ºMR-20G
Grinding Range£º¬¶3~¬¶20
Point Angle:100°~135°(can customize range 90°~135° if you need)
Power£ºAC 220V
Motor£º120W
Speed£º4400rpm
Dimension£º32*19*20CM
Collets quantity:18pcs total,includes:
11pcs ER20 collets: ¬æ3¡¢¬æ4¡¢¬æ5¡¢¬æ6¡¢¬æ7¡¢¬æ8¡¢¬æ9¡¢¬æ10¡¢¬æ11¡¢¬æ12¡¢¬æ13;
7pcs ER25 collets: ¾14, ¾15, ¾16, ¾17, ¾18, ¾19, ¾20.
Collet chuck(2 sets):1set of collet chuck:(¾3-¾13),1set of collet chuck:(¾14-¾20).
The whole set including:
1piece MR-20G 3~20mm drill bits grinding grinder machine.
11pcs ER20 collets: ¥Õ3,¥Õ4,¥Õ5,¥Õ6,¥Õ7,¥Õ8,¥Õ9,¥Õ10,¥Õ11,¥Õ12,¥Õ13;
7pcs ER25 collets:¥Õ14,¥Õ15,¥Õ16,¥Õ17,¥Õ18,¥Õ19,¥Õ20.
1set of collet chuck:(¾3-¾13);
1set of collet chuck:(¾14-¾20).
1piece Grinder wheel (installed in the machine inside)
2pcs hex wrench(M3 and M5).
![](https://ae01.alicdn.com/kf/S3dc8bb750b5b4c48b19508055a48be3bk.jpg)
![](https://ae01.alicdn.com/kf/S5d146bc2e29f4eb09038debdba254896g.jpg)
If you need other type grinder wheel, please contact us timely!
The Separated SDC230 link page:https://www.ÇØ¿Ü.com/item/1005004452736444.html
The Separated CBN230 link page:https://www.ÇØ¿Ü.com/item/1005004453032977.html?
The Optional ER20 2.5/3.5/4.5/5.5mm collets link page are here:https://www.ÇØ¿Ü.com/item/1005004442645715.html?
Photos of MR-20G( the 220V CBN version as shown below)
![](https://ae01.alicdn.com/kf/Sb199fdfa6714467bad74d0d52480d4d8z.jpg)
![](https://ae01.alicdn.com/kf/Sa3832398c7aa4f6eb4d215897af3ab1de.jpg)
![](https://ae01.alicdn.com/kf/S0e06bf65b9ea467ba1000af22a6ea01ea.jpg)
![](https://ae01.alicdn.com/kf/Sca1ebce7da144065bfc609988f8167a6I.jpg)
![](https://ae01.alicdn.com/kf/S0dfebae10eb94005b201ddc4dcdec68es.jpg)
![](https://ae01.alicdn.com/kf/S22c188284624416dbee15d4863240a19u.jpg)
Optional Accessories
1)Grinding wheel
2)Collets: ¥Õ2.5,¥Õ3.5,¥Õ4.5,¥Õ5.5
The Separated SDC230 wheel link page:https://www.ÇØ¿Ü.com/item/1005004452736444.html
The Separated CBN230 wheel link page:https://www.ÇØ¿Ü.com/item/1005004453032977.html?
The Optional ER20 2.5/3.5/4.5/5.5mm collets link page are here:https://www.ÇØ¿Ü.com/item/1005004442645715.html?
>>>>>If you need the collet chuck for MR-20G, please buy them here:
1)for 3~13mm diameter ER20 collet, the related chuck is:
https://www.ÇØ¿Ü.com/item/1005004482452948.html?
2)for 14~20mm diameter ER25 collet, the related chuck is:
https://www.ÇØ¿Ü.com/item/1005004482454575.html?
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