6 7/8'' 5 Blade PCD Bit Matrix Body 3 1/2'' API REG PIN ,Short Version

12 1/4 " 5 Blades PDC Bit Steel body, 6 5/8"API REG PIN

16 " 6 Blades PDC Bit Steel body, 7 5/8"API REG PIN

5 7/8'' 6 Blade PCD Bit Matrix Body 3 1/2'' API REG PIN ,Short Version

7 7/8'' 5 Blade PDC Steel Body 4 1/2'' API Reg Pin

5 7/8'' 5 Blade PCD Bit Matrix Body 3 1/2'' API REG PIN,Nozzel Replaceable

7 7/8'' 5 Blade PDC Bit Matrix Body 4 1/2'' API REG PIN ,Short Version

7 7/8'' 5 Blade PCD Bit Matrix Body 4 1/2'' API REG PIN ,Short Version

11 1/2 " 5 Blades PDC Bit Matrix Body 6 5/8 " REG PIN , API

PDC Bits 8 1/2'' Matrix body ,4 1/2'' REG API

10'' 5 Blade PDC Bit Matrix Body 6 5/8'' API REG PIN ,Short Version

3 Wings Step Face 3 7/8''-18'' Carbide Drag Bit with API Reg Pin