适用行业
施工工地, 能源矿产, Quarrying
Products name
mining rock drilling tungsten bit 41mm taper drill bit 7/11 degree
Application
Mining / Quarrying / Tunneling
Color
Yellow or customized
Taper Degree
7 /11/12 degree
Flushing holes
2 or optional
Button Type
Hemispherical/Parabolic/Ballistic / Concial
Rock Formation
Hard / Medium hard / Soft Rock Formation