6 inch PDC bit M137

PDC bit M137

5 7/8 inch PDC bit M137

PDC bit M137

8 1/2 inch PDC bit M166

PDC bit M166

8 1/2 inch PDC bit M137

PDC bit M137

8 1/2 inch PDC bit

PDC bit

11 5/8 inch PDC bit S165

12 1/4 inch PDC bit M196

PDC bit

12 1/4 inch PDC bit M167

PDC bit

8 1/2 inch PDC bit

PDC bit

PDC Hole Opener

PDC Hole Opener

12 1/4 inch PDC bit M166

PDC bit