Specification:
Features:
Suitable for workpieces with a hardness of 25HRC or less, such as iron plates, aluminum plates, PV plates, insulating plates, etc.
A drill can drill a variety size of holes to meet your different needs.
It is possible to deburr, chamfer, and open-hole reaming twisted drills that cannot be completed.
Compared with the ordinary twisted drill, the sway is small, and the aperture can be opened without using the center punch.
The drills are made of high speed steel which is durable and has long service life.
Specification:
Material:High Speed Steel
Size:
6 Levels : 3/16",1/4",5/16",3/8",7/16",1/2"
9 Levels :1/4",5/16",3/8",7/16",1/2",9/16",5/8",11/16",3/4"
13 Levels :1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32",7/16",15/32",1/2"
12 Levels :6/16",1/4",5/16",3/8",7/16",1/2",9/16",5/8",11/16",3/4",13/16",7/8"
10 Levels :1/4",3/8",1/2",5/8",3/4",7/8",1",1-1/8",1-1/4",1-3/8"
Package List:
5* Step Drill
Features:
1A drill can drill a variety size of holes to meet your different needs. 2Suitable for workpieces with a hardness of 25HRC or less, such as iron plates, aluminum plates, PV plates, insulating plates, etc. 3It is possible to deburr, chamfer, and open-hole reaming twisted drills that cannot be completed. 4Compared with the ordinary twisted drill, the sway is small, and the aperture can be opened without using the center punch. 5The drills are made of high speed steel which is durable and has long service life.
Package List:
