B-Gauge Core Bits

Specifications
Bit Size Outside Set Diameter Inside Set Diameter
inch                       mm inch                       mm
BWL 2.350 / 2.340   59.69 / 59.44 1.438 / 1.428   36.52 / 36.27
BWL-RSG 2.365 / 2.355   60.07 / 59.82 1.438 / 1.428   36.52 / 36.27
BWL-2.400 2.405 / 2.395    61.09 / 60.83 1.438 / 1.428   36.52 / 36.27
BXB (BWC3) 2.365 / 2.355    60.07 / 59.82 1.438 / 1.428    36.52 / 36.27
BWL3 2.350 / 2.340    59.69 / 59.44 1.325 / 1.315    33.65 / 33.40
BWLTK 2.350 / 2.340    59.69 / 59.44 1.606 / 1.596    40.79 / 40.54
BGM (BTW) 2.350 / 2.340    59.69 / 59.44 1.659 / 1.649    42.13 / 41.88
BWG, BWM, BX 2.350 / 2.340    59.69 / 59.44 1.660 / 1.650    42.16 / 41.91
LTK60 2.350 / 2.340    59.69 / 59.44 1.742 / 1.732    44.25 / 44.00
BWT 2.350 / 2.340    59.69 / 59.44 1.755 / 1.745    44.58 / 44.32
BW44 2.405 / 2.395    61.09 / 60.83 1.760 / 1.750    44.70 / 44.45
TBW 2.350 / 2.340    59.69 / 59.44 1.785 / 1.775    45.34 / 45.09
Hardness Table
hardness
Waterways
standerd
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Standard Waterway Flushing

For a broad range of formations
A solid general purpose design

6

Face-Flushing Waterway

For broken/granular formations
Minimizes flishing of the core sample

5

Turbo Waterway

For competent formations
Offers high productivity

4
1

Extended Waterway Flushing

For competent and semi-broken rock
Functions well in mixed formation

Wedge Type (pie-shaped)

For competent and semi-broken rock
Functions well in mixed formations

2

3-Vee Design

For hard and competent formations
A free cutting bit for high productivity

3

Turbo Waterway

For competent formations
Offers high productivity

4

Face-Flushing Waterway

For broken/granular formations
Minimizes flishing of the core sample

5

Standard Waterway Flushing

For a broad range of formations
A solid general purpose design

6

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