Product Description
1\Short conical crown, medium density fabric teeth
2\ diamond in gage
3\Suitable for medium hard with abrasive formations coring, high coring rate
Main characteristics:
1.Annular cutting, improving efficiency for multiple times than general twist drill;
2.When matching magnetic drill machine, it could conduct multi-direction drilling from front, side and top of the processed workpiece, and the drilling will not be restrained by auxiliary equipment, it is portable and convenient;
3.The cutting power is 80% of twist drill. For example, radial drilling machine,the normal drilling of twist drill is 80mm in diameter, but for annular cutter is 200mm in diameter .
Packaging & Shipping
1. Packaging:
1)Wrapped by proctective film;
2)Packed by standard import & export wooden cases or carton boxes.
2. Shipping:
By logistics; by automobile; by train; by shipping; by air etc.
