| Packaging Details: | wooden box; steel box; or as your requirements |
|---|---|
| Delivery Detail: | within 7-15 work days |
• Specifications
Size | 10 1/2 (266.7mm) |
IADC | 637 |
Bearing Type | rubber sealed sliding bearing |
WOB (KN/ mm) | 0.70~1.20 |
RPM (r/ min) | 70~40 |
Applicable Formations | medium to hard hardness formations with high compressive strength; such as medium; soft shale; medium soft limestone; medium soft sandstone; medium formation with harder and abrasive interbeds; etc |
Structure features:
1. Rolling seal bearing structure, cylindrical roller cone in slots in the body, increasing the shaft neck size.
2. Thrust bearing vice respectively by grinding surface treatment and hardening process.
3. The differential pressure and prevent drilling fluid restrictions in the lubricating system all rubber oil storage sac, for bearing system provides good lubrication guarantee.
4. Steel ball lock die, suitable for the high speed.
5. The 250 ° C high temperature resistance, abrasion resistance of new grease.
Product advantage:
GA series bit for O form rubber sealing roller bearing drill bits; low pressure for the high speed drilling drilling; it is an ideal and economic tools
• Other Products
Model | 114-117127437517617637 |
Type | Tricone bits; Steel tooth bits; PDC bits |
Appliable |
water well; oil field; construction; geothermal; directional boring; and underground foundation work |
Formation | sticky; soft; medium hard; hard formation |
Bearing | rubber seal or metal seal |
Paking | wooden box; steel box; or as your requirements |
MOQ | 1 Piece |
Supply Ability | 2000 Pieces/ month |
Delievery Time | within 7-15 work days |
Pictures

• Packing Information
wooden box

steel box

• Certificate

• Payment terms
T/ T and L/ C are acceptable. (30% advanced payment after sign the contranct , then 70% payment after see the B/ L)
• plz add these formations in you inquiry
1, bits size
2, bits IADC CODE
3, layer information
3, bits quantity