J.B Machinery (Ningbo) Co., Ltd.

3Blades Drag Drill Bits 51mm 76mm 90mm 110mm

Payment Type: L/C,T/T
Incoterm: FOB,CFR,CIF,EXW,FCA,CPT,CIP
Delivery Time: 60 Days
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Basic Info

Model No.: JBR3876BLT

Certification: SGS, ISO 9001:2008

Condition: New

Additional Info

Packaging: plywood case

Transportation: Ocean,Land,Air

Product Description

Key Specifications:

  • Bottom hole: 51 to 110mm
  • Thread type: R32, R38, R51, etc.
  • Raw material: alloy, carbon, carbide, stainless
  • Production process: casting, forging, machining, welding
  • Surface treatment: antirust, electro-galvanized, spray-paint, black coating, dacromet


J.B drill bits are suitable for various ground condition. J.B drill bits have great reliability, powerful drilling capacity but low operating cost. It is especially fast and efficient when drilling in hard and medium-hard rock.


No. Products  Nominal Thread     Hole        Diameter    mm         Article          Regular
1 3-Blades Bit  R32 51 JBR3251BLT
2 76 JBR3276BLT
3 R38 76 JBR3876BLT
4 90 JBR3890BLT
5 R51 90 JBR5190BLT
6 110 JBR51110BLT



Raw Material Production Process Surface Treatment
Carbon steel Machining Antirust
Alloy steel water glass investment casting Electro-galvanized
Stainless steel Silica sol investment casting Spray-paint
Carbide Forging Black coating
Welding Dacromet




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Contact Information

CONTACT US

J.B Machinery (Ningbo) Co., Ltd.

Contact Person: Peggy Xing

Phone：86-574-89258631

Fax：

Address: Guoyichang, Hengxi, Yinzhou, Ningbo, Zhejiang,Ningbo,Zhejiang

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