Long Life Retrack Bit For Drilling , Carbide +Steel Threaded Drill Bit
Product Description
The best tungsten carbides from China are commonly applied.
Tungsten carbide from European is also available.
Steel:
first class special alloy steel with high strength, heat resistance and wearable
Face: Flat,Convex,Concave,Drop-center.
2.Carbide Button Shape: Spherical,Semi-ballistic,Ballistic and Two-step
3.Bit Shank: COP/DHD/QL/SD/MACH/BR
Diameter Gauge buttons Front Buttons Button Angle Side Flushing Holes Front Flushing Holes weight
T38-64 8*10 4*10 35° 1 2 1.6KGS
T38-70 8*10 4*10 35° 1 2 2.3KGS
T38-76 8*11 4*11 35° 1 2 2.6KGS
T38-89 8*12 4*12 35° 1 2 3.2KGS
1. Widely used drifting and tunneling
2. Bit face design is ideal for soft to medium rock formations
3.With retrac wings to help guide the bit in and out of the hole
4. Effective in straight hole drilling
Competitive Advantage
1. Very competitive price
2. Professinal service team and special after sale team
3. Fast response about all questions from clients
4. Design based on your specific requirements
