Electric hammer drills we manufature are made of 40Cr tipped with hard metal (YG8) and get good heat treatment as well as surface treatment.

Main technical conditions of masonry drill:

Manufacturing process: milled
Point angle: 130 Flute type: double flutes, spiral flutes
Material: 40Cr, YG8
Finish: sandblasted, Cr-plated, Zine-plated, Ni-plated
Shank: SDS-plus, SDS-max, Hex, Taper, etc
Diameter: 6-40mm

Higred tools group can provide different kinds of electric hammer drills meeting various standards. For special sizes, available upon request.