YHC Series-8 1/2
Customized
API, SGS
Diamond
Well Drilling, HDD/Trenchless or Mining
3" ~ 12 1/4"
76 mm ~ 311 mm
3/4/5/6
API Standard or Customized
for Coal Mine Use and Geological Exploration
Gold, Blue, Red, Green, Silver, Black, etc.
Reet XS (YINHAI)
Ply Wooden Boxes
Cangzhou City, Hebei Province, China
8207191000
Product Description
YINHAI WORKSHOP DESIGN & PRODUCTION & WAREHOUSE
YINHAI PDC Concave Bits Details
Product description:
PDC concave drill bit is a kind of full-scale drilling bit, which is mainly used in coal mine, mining, geological exploration, water conservancy and hydropower, highway, railway, bridge and construction.
Types: YHA/YHB /YHC series Classified By PDC cutters
Ordinary type---YHC Series with ordinary Ployscrystalline Diamond Compact cutters
Reinforced type---YHB Series with Series Grade B quaity reinforced cutters
Super strength type---YHA Series with Grade A quality Super good PDC cutters
Classified by Body material type:
Matrix body
Steel Body (NO.45 Steel / YG11)
Thread connection type:
API REG or customized female or male threads, Pin/Box thread
Applications:
PDC concave drill bit is a kind of full-scale drilling bit, which is mainly used in coal mine, mining, geological exploration, water conservancy and hydropower, highway, railway, bridge and construction.
This drill bit is the first option to be applied in drilling complex formation with perfect stability, good drainage and fast penetration rate.
YINHAI ROCK DRILL BITS FACTORY PROFILE
FAQ:
1.Q: Is your company a distributor or a manufacturer?
A: Manufacturer, We are a 100% real factory of Rock Drill Bits, with 13 years' experience in manufacturing.
We have experienced design, production and sales teams, also provide you with OEM service.
Welcome to book a video-call to inspect our factory. to learn more about our production~~
2.Q: How about your products?
A: Both standardized Drilling bits produced strictly according to API, and Rock Drill Bits-customizing used in various construction works are provided.
Copy link to view our factory Verified SGS report, SGS Serial NO.: QIP-ASI206122
https://yinhaibits.en.made-in-china.com/company-HEJIAN-YINHAI-ROCK-BITS-MANUFACTURE-CO-LTD-.html
3.Q: What kind of packing do you have?
A: Ply Wooden boxes (free of fumigation); Steel Boxes; Customized Packages; Cartons.
4.Q: What is the minimum order quantity for your factory?
A: It all depends.Generally 1-5 pcs.
5.Q: What about delivery time?
A: If in stock,prepared to deliver within 1 week, Quick delivery.
Depends on order quantity, when out of stock, 7-30 days.
6.Q: What is the website about your factory?
A: yinhaibits.en.made-in-china.com
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YINHAI PDC Concave Bits Details
Product description:
PDC concave drill bit is a kind of full-scale drilling bit, which is mainly used in coal mine, mining, geological exploration, water conservancy and hydropower, highway, railway, bridge and construction.
Types: YHA/YHB /YHC series Classified By PDC cutters
Ordinary type---YHC Series with ordinary Ployscrystalline Diamond Compact cutters
Reinforced type---YHB Series with Series Grade B quaity reinforced cutters
Super strength type---YHA Series with Grade A quality Super good PDC cutters
Classified by Body material type:
Matrix body
Steel Body (NO.45 Steel / YG11)
Thread connection type:
API REG or customized female or male threads, Pin/Box thread
Applications:
PDC concave drill bit is a kind of full-scale drilling bit, which is mainly used in coal mine, mining, geological exploration, water conservancy and hydropower, highway, railway, bridge and construction.
This drill bit is the first option to be applied in drilling complex formation with perfect stability, good drainage and fast penetration rate.
YINHAI ROCK DRILL BITS FACTORY PROFILE
![]() | ![]() |
![]() | ![]() |
FAQ:
1.Q: Is your company a distributor or a manufacturer?
A: Manufacturer, We are a 100% real factory of Rock Drill Bits, with 13 years' experience in manufacturing.
We have experienced design, production and sales teams, also provide you with OEM service.
Welcome to book a video-call to inspect our factory. to learn more about our production~~
2.Q: How about your products?
A: Both standardized Drilling bits produced strictly according to API, and Rock Drill Bits-customizing used in various construction works are provided.
Copy link to view our factory Verified SGS report, SGS Serial NO.: QIP-ASI206122
https://yinhaibits.en.made-in-china.com/company-HEJIAN-YINHAI-ROCK-BITS-MANUFACTURE-CO-LTD-.html
3.Q: What kind of packing do you have?
A: Ply Wooden boxes (free of fumigation); Steel Boxes; Customized Packages; Cartons.

A: It all depends.Generally 1-5 pcs.
5.Q: What about delivery time?
A: If in stock,prepared to deliver within 1 week, Quick delivery.
Depends on order quantity, when out of stock, 7-30 days.
6.Q: What is the website about your factory?
A: yinhaibits.en.made-in-china.com