ISO 9001:2015
GB/T2828.1-2003
Painting
Machining
Alloy Steel & Tungsten Carbides
: Construction Works, Energy & Mining
Drilling Tool
Spherical / Ballistic
Soft, Medium and Hard
Machined
Rock Drill Jack Hammer Bit
One Month
Carton&Plywood Pallet
taper bit 11 degree 38mm