Product description
Hex Titanium Step Cone Drill Bit Hole Cutter 4-22MM HSS
Size: 4-22 mm(6,8,10,12,14,16,18,20, 22)mm
Material:High speed steel
The ladder of its unique structure,a bit can open a variety of specifications of aperture.
Do not need to use center punch,compared with the ordinary twist drill is not easy to be broken.
Deburring,chamfering,elliptic hole enlargement,twist drill,the function of them was unable,but it is possible.
The use of tools:drill,bench drill.Work while water cooling,can effectively extend the service life of drill bit,recommend drilling rate of 250-250 RPM.
Package include:1x Hex Titanium Step Drill
1.Please allow 0.1-0.3cm differences due to manual measurement, thanks.
2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.