Tricone  bit

Tricone bit

Maxdrill offers a full range of tricone bit to meet the demands of all types of operating conditions - choose the solution that works best for you.

Bit types

Rock formations

Structure features

Serises

Lithology

Grade

Standard

roller bearing

Air cooled
roller bearing
 

Gage
protecton
roller bearing
 

Standard
roller
bearing
 

Gage
protecton
roller bearing
 

Standard
journal
bearing
 

Gage
protecton
joumal bearing
 

1

2

3

4

5

6

7

Steel tooth / milled tooth

1

Very soft with
low compressive
strength and
high drillability
 

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2

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3

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4

 

 

 

 

 

 

 

2

Medium hard with
hard streaks and
high compressive
strength
 

1

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2

 

 

 

 

 

 

 

3

 

 

 

 

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4

 

 

 

 

 

 

 

3

Hard with high
strength and
adrasiveness

1

 

 

 

 

 

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2

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3

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

T.C.L.

4

Very saft with low
compressive
strength
and high drilability

1

 

 

 

 

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2

 

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3

 

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4

 

 

 

 

 

 

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5

Medium hard
with harder
more abrashve
streaks

1

 

 

 

 

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2

 

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3

 

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4

 

 

 

 

 

 

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6

Medium hard
with higher
compressive
strength
as well as thick
and streaks

1

 

 

 

 

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2

 

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3

 

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4

 

 

 

 

 

 

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7

Hard with high
abrasiveness

1

 

 

 

 

 

 

 

2

 

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3

 

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4

 

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8

Very hard with
high abrasiveness

1

 

 

 

 

 

 

 

2

 

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3

 

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4

 

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