38mm 40mm 42mm 43mm coal mine drill bits

Specifications

Coal mine drill bit -
1.Reliable quality
2.Reasonable price
3.Long life and full model
4.Be certified by ISO9001

38mm 40mm 42mm 43mm coal mine drill bits

Specification:

ISO9001:9002 certificated
10years manufacturing experience
Supper antiwear characteristic
Supper long lifetime
Solid quality

Product Advantages:

1. PDC cutters for high speed drilling;

2. All cutters are premium grade for extended bit life and durability;

3. Cutter layout is force balanced to drill a precise round hole and reduce bit whirl;

4. Large junk slots and flushing ports;

5. Advanced geometric design for faster penetration;

6. Gauge pads have tungsten carbide inserts for maximum wear resistance; 

 

Parameter of PDC anchor shank drill bit

Model		Applied Terrane
PDC 2Wing anchor shank drill bit	Half disk normal	For the terrane of f≤8
	Whole disk normal	For the terrane of f≤10
	Whole disk reinforced	For the terrane of f≤15
PDC 3Wing anchor shank drill bit	Half disk normal	For the terrane of f≤15
	Half disk reinforced	For the terrane of f≤18

 

Type	Size(mm)	Height(mm)	Nozzle
Normal Type & Reinforced Type	27	48	Number	Size(mm)
	28	48
	29	48	3	4
	30	48
	32	48
	36	52
	42	60

 

Dia(mm)	Weight on bit(KN)	Rotary Speed(RPM)	Thread(mm)	Connection Type
28	4~6	805~900	12*2 14*1.5 16*2	pin thread connection
30	4~6	805~900		pin thread connection
32	4~6	805~900		pin thread connection
42	6~8	300~500		pin/box thread connection
Note: Sizes and types that are not shown above can be customized according to specific drilling requirements.

  

Our Advantages:

1. More than 10 years experience in PDC drill bit manufacture field;

2. All products certificated by ISO9001:9002;

3. Be reputed to be one of the best PDC bit suppliers in China;

4. We are lies inland of China, where the labor cost is less than China coastal areas;

5. We bought our own land and built our own factory;

6. We can provide you competitive price as well as solid quality products;