OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS

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Our crew through skilled training. Skilled skilled knowledge, strong sense of company, to meet the company wants of customers for Portable Water Well Drilling Machine, Thread Coupling Sleeve Manufacturers, China Crawler Drilling Machine Manufacturer, Quality is factory' life , Focus on customer' demand is the source of company survival and development, We adhere to honesty and good faith working attitude, looking forward to your coming !
OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS Detail:

Product overview导航栏

  • Size:

TDS bits are available in all standard drilling sizes . Also, non-standard sized bits can be produced according to requirements from clients.

  • Crown Height:

TDS offers crown impreg depths of  9mm, 12mm, and 16mm .The taller crown heights provide improved bit stability and reduced vibrations, enhancing bit life and performance.

  • Waterways: 

Various waterways are available for diamond impregnated bits. Differing waterways allow for better flushing in various ground conditions and drilling systems. 

  • Matrix:

TDS impregnated bits matrices can be selected by our engineer according to ground conditions at client’s work site.

  • Threads:

standard Q threads as well as thread types required by clients are available.

Size Available as followings: 
“Q” series: AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT  NWG
T2 series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101 
T6 series: T6 76, T6 86, T6 101, T6 116, T6 131

T series: T36, T46, T56, T66, T76, T86 

Specification导航栏

Non-standard also can be made as your demand 

 No.   Standard   Item  OD*ID (mm)   Pitch(mm)   Weight(kg) 
1 AQ Drill bit 47.6*27 6.35 0.7
2 BQ Drill bit 59.5*36.3 6.35 0.8
3 BQ2 Drill bit 59.5*40.7 6.35 0.8
4 BQ3 Drill bit 59.5*33.5 6.35 0.8
5 NQ Drill bit 75.3*47.6 6.35 1
6 NQ2 Drill bit 75.3*50.8 6.35 1
7 NQ3 Drill bit 75.3*45 6.35 1
8 HQ Drill bit 95.6*63.5 6.35 2
9 HQ3 Drill bit 95.6*61.1 6.35 2
10 PQ Drill bit 122*85 6.35 3
11 PQ3 Drill bit 122*83 6.35 3
12 SQ Drill bit 147.6*102 6.35 4
13 NMLC Drill bit 75.3*52   0.9
14 HMLC Drill bit 98.8*63.5   1.8
15 BX Drill bit 59.5*42   0.6
16 NX Drill bit 75.3*54.7   0.9
17 BX casing shoe 75.3*60.2   1.2
18 NX casing shoe 92*76.2   1.5
19 HX casing shoe 117.6*99.7   2.4
20 PX casing shoe 143.5*124.5   3.3

Product detail pictures:

OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS detail pictures

OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS detail pictures

OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS detail pictures


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The company upholds the philosophy of "Be No.1 in quality, be rooted on credit and trustworthiness for growth", will continue to serve old and new customers from home and overseas whole-heatedly for OEM manufacturer Reverse Circulation Bits - Casing Shoes – TDS , The product will supply to all over the world, such as: Vietnam, Saudi Arabia, Kuala Lumpur, We believe in quality and customer satisfaction achieved by a team of highly dedicated individuals. The team of our company with the use of cutting-edge technologies delivers impeccable quality products supremely adored and appreciated by our customers worldwide.
  • We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Phyllis from Malta - 2017.10.27 12:12
    Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Emma from Buenos Aires - 2017.02.14 13:19
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