MAXDRILL Blast furnace Taphole bits
Maxdrill Rock Tools Co.,Ltd. [China] 
MAXDRILL Blast furnace Taphole bits
(1)Connect Size: 16mm-21mm
(2)Diameter: 38mm-70mm.
(3)Package: in wood case or in carton
(4) Productivity: 500000pcs/ month
Blasting furnace Taphole drilling rod: 25mm—51mm
