165mm Drag Drill Bits Chevron Drag Bits 6.5 inch API 3 1/2"
The drag bit is designed for use in soft formations such as sand, clay, or some soft rock.
Step type bits are the most common type of drag bit used widely for soft to medium formations.
Chevron bits are designed for medium to hard formations.
Thread available:2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin, IF Pin
Steps (3 wings and 4 wings)
Chevron (3 wings and 4 wings)
Using plywood cases and pallet for seaworthy to protect products and avoid the damagement during transportation by sea. Using cartons and plywood cases for air worthy to less the weight and save the freigth. Also we can customize package according to your special requests. Special mark is available.
3-4 weeks after received payment in advance.
By air, by Express or by sea according to your requests.
SOLLROC is a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.