Gold Member Since 2014
Audited Supplier
Xiamen Bestlink Factory Co., Ltd.

Drill Bits, Button Bits, Retrac Bit manufacturer / supplier in China, offering T51 Retrac Drill Bits for Hard Rock, Eccentric Overburden Drilling Bit, Overburden Drilling Eccentric Casing Systems and so on.

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T51 Retrac Drill Bits for Hard Rock

Purchase Qty.:
(Pieces)
5-49 50+
FOB Unit Price: US $100 US $150
Purchase Qty. (Pieces) FOB Unit Price
5-49 US $100
50+ US $150
Get Latest Price
Production Capacity: 1000PCS
Transport Package: Carton
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: T51
  • Material: Carbide
  • Power Type: Electric
  • Color: Blue
  • MOQ: 5PCS
  • Trademark: R25 R28 R32 T38 T45 T51
  • Origin: Xiamen
  • Type: Rotary Drilling Rig
  • Usage: Ore Mining
  • Condition: New
  • Weight: 10kg
  • Factory: Bestlink
  • Specification: CE
  • HS Code: 82071990
Product Description
T51 Retrac Drill Bits for Hard Rock
Introduction
Made with high quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy. No matter what kinds of rock- Soft rock, loose-medium rock, hard rock and any other special formations, just tell us what you need and leave others at our disposal, We can also do according to customers' drawing or sample. So if you are interested in our products, please feel free to let us know. We also wish can do business with the people from all over the world.

Features
1. High-strength structure alloy steel and carbide.
2. Transmit intensive impact energy into the rock with the least loss of energy.
3. Longer service life.

Bit Face Shape Selection:

1. Drop Center Bit
For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control.

2. Concave Face
The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity.

3. Convex Face
For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control.

4. Double Gauge Face
This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressures and good resistance to steel wash step gauge bit.

5. Flat Face Bit
This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.
Specifications
The technical parameter of Normal-type Thread button bits
 
Thread Typediatip size(mm)flushing holesweight (kg)
mmgaugefrontsidefront
R25 R28323*81*8110.3
335*82*7210.3
355*82*7210.4
385*82*8210.5
385*92*7210.5
415*92*8210.6
425*92*8210.6
435*92*9210.6
435*92*8210.6
455*92*9210.7
485*102*9210.78
515*112*10211.1
575*122*10211.3
R32414*92*8110.54
434*92*9110.55
454*102*9110.6
Thread Typediatip size(mm)flushing holesweight (kg)
mmgaugefrontsidefront
T38575*113*10111.6
645*123*11111.6
765*143*12122.4
T45706*114*10022.4
766*134*10022.6
898*125*12224.5
1028*136*12225
1158*146*13226.8
T51898*125*12224.9
1028*136*12225.8
1158*146*13226.8
1278*146*14227.5
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