1)Normal size:16,19,20,25,30,32,35,38,40,42,45,48,50,51,57,60mm easy to drill metal panel 2)Iso9001:2008 management system

 hole saw

1) Variable pitch teeth for faster, smoother cutting and less vibration

2) Longer lasting design for more cuts per saw

3) Long cutting life, for the builders, tile setters, home owners, do-it-ourselves,construction workers and other professionals4)Can be used in portable electric or pneumatic tools, vertical drill machines, lathe, boring/milling machines and other machine tools;5)Cuts through wall , brick and concrete,thin iron plate (thinner than 2.0mm)

6)We can be design as per your specification

7)Normal size:16,19,20,25,30,32,35,38,40,42,45,48,50,51,57,60mm

Professional cabide tipped TCT hole saw