CPR54R Reverse Circulation Bit

CPR54R  Reverse Circulation Drill Bit And Shroud

Diameter

No. x Button diameter(mm)

Button angle

Flushing holes

Shroud Diameter

Weight

Part No.

mm

inch

Gauge Button

Front Button

mm

kg

136

5 3/8

8 x 16mm

6x16+3x14

35

2

134

18.2

PR54-136

140

5 1/2

8 x 16mm

6x16+3x14

35

2

138

18.5

PR54-140

143

5 5/8

8 x 16mm

6x16+3x14

35

2

141

18.8

PR54-143

146

5 3/4

8 x 16mm

6x16+3x14

35

2

144

19.2

PR54-146