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B47K22H Series

  • Type: B47k Rock Drilling Bits
  • Diameter:
  • Length:
  • Application: Suitable for drilling in hard rock and weathered rock

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■ Introduction

Rotary drilling bit is applied to all kinds of soft and hard soil layer, rock and concrete layer, with conical teeth body design and has strong penetrating performance. It uses high strength steel alloy steel body which through heat treatment, and can keep high toughness and high wear resistance; the cutting head use the hard alloy which through hot isostatic pressing, and spring are made of high strength spring steel, wear-resistant washer is made by high strength wear resistant steel plate which through heat treatment.

■ Main Applications

Suitable for drilling in hard rock and weathered rock

■ Feature

Rock Shank Bits & Holder 

 Main models: C31HD, C30, B47K17.5H, B47K19.5H, B47K22H, B47K17.5C/60, B43H, B85, B85/2

 Material: Superior alloy constructional steel 

 Processing type: Forging

 

■ Parameters

Part No.

Description

Unit Weight (Kg)

C31HD

Rock Drilling Bit

0.5

C30

Holder

1.2

B47K17.5H

Rock Drilling Bit

1.2

B47K19.5H

Rock Drilling Bit

1.2

B47K22H

Rock Drilling Bit

1.2

B47K17.5C/60

Rock Drilling Bit

1.5

B43H

Holder

2.2

B85

Holder

2.2

B85/2

Holder with Carbide tips

2.4

 

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