Chevron Drag Bits

Chevron Drag Bits

Chevron drag bit: three wings chevron drag bit, four wings chevron drag bit;
Drag bits diameter:76mm to 445mm;
Drag bits thread sizes: :2 3/8” API Reg, 3 1/2” API Reg, 4 1/2” API Reg, 6 5/8” API Reg, etc;