Specification :

HOLLOW ELECTRIC HAMMER DRILL SERIES :
Hollow Electric Hammer Drill is discreteness of Oriented Drill and Main Body and connecting rood. It can be fitted to various electric hammers as a boring tool for processing large holes. It is a novel tool for installation and decoration trade. The connecting rod of Hollow Electric hammer Drill can be selected according to DRILL list of shank structure fix the length according to need.
The main body of employs high grade alloy steel. The drill tip is welded with YG carbide alloy.
diameter: 30 - 110