1)15 year's experience in drill bit
2)certificate:ISO9001:2000
3)delivery in time
4)long life time
5) MOQ:1 piece
Port: Tianjin
Minimum Order Quantity: 1 Piece/Pieces drill bit
Supply Ability: 500 Piece/Pieces per Month drill bit
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: wooden case or cartons case and/or mmet your demond
Delivery Detail: wiithin 7 days
About us
Heijian Baoxing Petroleum Machinery Co.Ltd and 15 year's experience in drill bit
All our products have passed ISO9001 certification
With the business philosophy of "high quality goods, create the brand, struggle for first-class" we assure our products of the best quality by adopting advanced design technology, manufacturing process and strict quality control
About product
| Material | tungsten carbide |
| Size | 250.8mm |
| Applicable formation | Very soft with low compressive strength and high drillability,such as shale, clay,salt bed and soft limestone ,etc |
| Cutting structure | Hardfaced tooth surface and gage,high cutter exposure and the gage fitted with compacts |
| Normal WOB KN/mm(bit dia.) | 0.35~1.00 |
| Rotary Speed (rpm) | 150~70 |
| Main market | North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe Central America Northern Europe Southern Europe |
| Certificate | ISO 9001:2000 |
| Delivery | Within 7 days |
| Type | pirture | Ln. | Mm |
| SKH537 | 17 1/2 | 444.5 | |
| SKH517 | 12 1/4 | 311.1 | |
| SKH216 | 9 7/8 | 250.8 |
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1.High Speed Steel material.
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3.Long Lasting.
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Features: 13pcs SDS-plus Hammer Drill Bit Set with New Special Hard Carbide Tip, Higher Performance.
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Model No.: SEB-HD-001
Features: Alloy Core Drill Bit
1.40Cr Steel &YG8C Carbide materials.
2.High Performance while drilling on concrete.
3.Long cutting life
Model No.: SEB-HD-001
Features: Hollow Electric Hammer Drills can be fitted to various electirc hammers as a boring tool for processing large hole.
Model No.: SEB-HD-001
Features: hollow drill bit can be fitted to various electirc hammers as a boring tool for processing large hole.
Model No.: SEB-HD-001
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Model No.: AQ,BQ,NQ,HQ,T Series
Features: 1.Diamond core drill bit
2.Diamond core drill bit for quartzite/concrete/marble/granite drill
3.Fast delivery core drill bit