Hello everyone,this is HEBEI HUAHENG DIAMOND TOOLS CO.,LTD that is the professional manufacturer of core drill barrels. our website is www.hhdiatools.com.
the diameter: 10mm to 1200mm
the length : 350mm, 400mm, 450mm,...upto 2000mm
the thread:1-1/4"-7UNC, 1/2"BSP, 5/8-11"UNC, M14, M16,...
There are so many types, as follows
Wet Core Drill Barrels
Dry Core Drill Barrels
Three Sections Barrels
and Adaptor, Extension
If you are interested in our products,please contact us. www.hhdiatools.com.
