API 7 1/2" 190.5mm Hard Rock Water Well Drill Bit with 70-40 RPM Speed and 0.70-1.20 KN/MM WOB Capacity
Price:
Negotiation
MOQ:
1 set
Delivery Time:
10-20 days working days
Brand:
OEM
Product Description
API 7 1/2" Hard Rock Water Well Drill Bit
Product Overview
Professional API 7 1/2" (190.5mm) tricone drill bit engineered for hard rock water well drilling applications. Features sealed journal bearing technology and optimized cutting structure for maximum performance in challenging formations.
Technical Specifications
| Specification | Details |
|---|---|
| Product Model | 7 1/2" HA617GY |
| Product Standard | API Spec. 7-1 |
| Pin Thread | API Reg. 4 1/2" |
| Bearing Type | O-Ring Sealed Journal Bearing |
| Normal WOB | 0.70~1.20 KN/MM (Bit Diameter) |
| Rotary Speed | 70~40 RPM |
| Gross Weight | 32 Kgs |
| Net Weight | 35 Kgs |
| Packing Size | 250×250×400 mm |
Key Features
- Available in diameter range from 3 7/8" to 36 inch
- IADC Code range from 117 to 137
- Advanced cutting structure with large radius scoop compacts in inner row
- Spherical compacts in outer row for enhanced performance
- Additional row of trimmers between gage row and heel row
- Rubber O-Ring sealed journal bearing for extended service life
Drilling Applications
Specifically designed for medium hard formations with high compressive strength and high abrasiveness, including:
- Limestone
- Dolomite
- Sandstone
- Chert and similar hard rock formations
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Beijing Silk Road Enterprise Management Services Co.,LTD
Location
Room 1601-1605, Building B, Jiatai International Building, No. 41 Dongsihuan Middle Road, Chaoyang District, Beijing
Contact Person
mao