R32 R38 R51 3Blades PDC Drag Drill Bits

Payment Type: L/C,T/T
Delivery Time: 60 Days

Basic Info

Model No.: JBR3890BLT

Certification: SGS, ISO 9001:2008

Condition: New

Additional Info

Packaging: plywood case

Transportation: Ocean,Land,Air

Product Description

Key Specifications:

  • 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 popular among construction fields, which have high technology, high drilling efficiency and long grinding time.J.B drill bits are widely used for drilling and quarrying in mining industries and other construction fields. 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

Contact Information


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

Contact Person: Peggy Xing



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

Full name Contact Phone Content