API Thread Three Wings Step Drag Drill Bits with Tungsten Carbides
1) Drag bits are made according to API standard or no thread standard just welding.
2) Various step and chevron drag bits are available from 3 inch to 17 1/2 inch. (normal small size are 3",3 3/4",3 7/8",4 3/4",4 5/8",5 7/8",8 1/2" to 17 1/2"and so on).
3) There is very good feedback from our customers because of the quality and price.
4) Different drag bits can be made according to your drawings or samples.
three wings drag bit
Chevron and Step type
2, 3 and 4 wings
Size: from 3
3"(76mm) to 12"(305mm)
2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin
We can also provide related products DTH button bits, ODEX, symmetric overburden systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
SOLLROC products are made of high quality steel and all spares are inspected strictly at every production steps before shipping. We have quickly responses for your complaint and suggestion.
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.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customers all over the world, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.
For more information please contact:
Changsha Sollroc Engineering Equipments Co., Ltd
Tel: 86-731-85551632 Fax: 86-731-85551635