Place of Origin
Henan, China
Model Number
vacuum brazed diamond core drill bit
Use
Marble,granite drilling
Position drill
Central position drills are available
working length
35mm or 50mm
Welding Type
silver welded/ Vacuum Brazed
Connection
M14, M16, G1/2", 5-8"-11, 1/4"
Usage
stone, metal, concerte, wall.
Product name
quartz drill bit