Concave DTH Rock Drill Bits for Petroleum Drilling and Production Equipment

• Customized: Customized
• Standard: ISO9001:2015
• Length: 60mm
• Type: Drilling Machine
• Material: Alloy Steel
• Usage: Well Drilling
• Model NO.: DHD, Cop, SD, Mission, QL, Mach, Br, Numa
• Mining Object: Petroleum Drilling and Production Equipment
• Bit Face: Spherical,Concave,Flat
• Application: Water Well,Mining Drilling
• Painting: Yellow, Blue, as Customer Needed
• Marketing Type: Hot Products 2023
• Transport Package: Wooden Case or Carton
• Specification: DHD350, MISSION50, SD5, QL50
• Trademark: Teamwhole
• Origin: Hunan, China
• HS Code: 820719
• Production Capacity: 8000PCS a Month

Product Description

 General Introduction

Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers high-quality Concave DTH Rock Drill Bits for Petroleum Drilling and Production Equipment. Our reliable and durable bits are perfect for various drilling applications, including mining, water well drilling, and blasting hole drilling. As a trusted drill bit supplier and manufacturer, we provide a wide range of options, including DHD, SD, Mission, Ql, Mach, Br, and Numa drill bits. Choose us as your drilling equipment supplier for top-notch performance and efficiency.

Product Description

Bit Face Shape Selection

Bit Face Shape Selection

Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers a range of bit face shapes to cater to various drilling needs:

Drop Center Bit

Ideal for achieving high penetration rates in soft to medium hard and fissured rock formations. Suitable for low to medium air pressures and offers maximum hole deviation control.

Concave Face

Designed for all-around applications in medium hard and homogeneous rock formations. Provides good hole deviation control and flushing capacity.

Convex Face

Offers high penetration rates in soft to medium-hard formations with low to medium air pressures. Resistant to steel wash and reduces load and wear on gauge buttons, but may have poor hole deviation control.

Flat Face

Suitable for hard to very hard and abrasive rock formations with high air pressures. Provides good penetration rates and resistance to steel wash.

Features

• Reliable quality and long service life with rare abnormal breakage during service.


• Good flushing effect ensures high drilling rate.


• Strict quality warranty and compensation rules.


• Reasonable designs.


• High penetration.

Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for the best bit face shape selection that meets your drilling requirements.

 

 Raw Material

Product Description

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.

Presenting a top-quality steel and carbide product that is perfect for various applications.

Steel:

Our first-class special alloy steel is designed with exceptional strength, heat resistance, and durability. It is specifically engineered to withstand the toughest conditions, ensuring reliable performance and longevity.

Carbide:

Our product features the best tungsten carbides sourced from China, renowned for their superior quality and reliability. These carbides are widely used in various industries due to their exceptional hardness and wear resistance. Additionally, we also offer tungsten carbide from Europe, providing our customers with a wider range of options to suit their specific needs.

Choose Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for high-quality steel and carbide products that meet the demands of English-speaking natives. Experience the difference in performance and reliability with our top-notch materials.

 

Model	Bit diameter mm(inch)	Weight
TH79(3.5inch)	90mm-100mm(3 1/2-3 7 /8)	4-4.5
DHD3.5	90mm-105mm(3 1/2-4 1/8)	4.5-5.5
BR33	90mm-100mm(3 1/2-3 7 /8)	4-4.5
DHD340	105mm-138mm(4 1/10-5 2/5)	8-12
QL40	110mm-133mm(4 3/8-5 1/4)	10-12
DHD350	135mm-165mm(5 3/10-6 1/2)	15.2-18
MISSION50	138mm-165mm(5 2/5-6)	16-18
QL50	138mm-152mm(5 2/5-6)	16-18
SD5	138mm-152mm(5 2/5-6)	16-18
MAHC50TS398(20inch)	138mm-152mm(5 2/5-6)	16-18
DHD360	152mm-203mm(6-8)	24-33
MISSION60	152mm-203mm(6-8)	21-30
SD6	152mm-254mm(6-10)	24-50
QL60(COP64G)	152mm-203mm(6-8)	24-33
XL60	152mm-190mm(6-7 1/2)	22-27
DHD380	200mm-305mm(7 7/8-12)	47-82
SD8	200mm-305mm(7 7/8-12)	47-82
QL80	200mm-305mm(7 7/8-12)	48-84
TH220	240mm-350mm(9 2/5-13 7/10)	75-125
NUMA100	240mm-350mm(9 2/5-13 7/10)	75-125
SD10	240mm-350mm(9 2/5-13 7/10)	75-125
DHD112	310mm-444.5mm(12 1/5-17 1/2)	140-252
SD12	310mm-444.5mm(12 1/5-17 1/2)	142-254
NUMA120	310mm-444.5mm(12 1/5-17 1/2)	140-252
TH398(20inch)	500mm-550mm(19 3/5-21 3/5)	480-510
TH600(32inch)	800mm-1000mm(31 2/5-39 3/10)	680-984

 

 Package