API 9 7/8"(250.8mm)kingdream IADC517 tci tricone roller bit
1-quality controlled by API&ISO
2-a large stock
3-best selling
Port: Tianjin seaport/China
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 500 Piece/Pieces per Month as your order
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: plywood cases
Delivery Detail: in 7 workdays after conforming your order
Tricone bit:
Main structure features
1.journal bearing. hardfaced head bearing surface.cone bearing inlaid with friction reducing alloy and then silver plated.the load capacity and seizure resistance of the bearing is greatly improved.
2.o-ring seal is made of the more wear resistance high saturated buna-N with the section and precissely designed sealing flange in the cone sealing area increased the reliability of the seal.
3.the bit bearing is ball which can be applied to high rotary speed drilling.
4.all rubber compensator is used which can provides the bearing system with good assurance of lubrication.
5. new type of grease that can sustain high temperature up to 250C is utilized.
6.high wear resistance and excellent cutting ability of the insert bit are given full play by using carbide compacts of high strength and high touhness in combination with optimized comjpact numbers and rows,the exposure height and special shaped compacts.
size: from 2-3/5"(60mm)---26"(660.4mm)
type:417,437,517,537,617,637,...........
| Model | 114-117,127,437,517,617,637 |
| 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 |
| Payment Term | T/T,L/C |
| MOQ | 1 Piece |
| Supply Ability | 5000 Pieces/month |
| Delievery Time | within 30 days |
Model No.:
Features: Quick Release Chuck
Universal, 1/4' hex shank fits all drills.
Use for inserting power-grooved 1/4' hex shank.
Model No.: New tyle drill bit
Features: We manufacture Low price and high quality hardware tool
Supreum tequnique and material
Different drill bit size available
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Features: SELF-FEED WOOD BITS
Precision ground cutting edge with a threaded feed screw tip and a single chip lifter for clean holes.
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Features: 4-flute & 4-cutting head design with full screw tip
6 times faster drilling than regular flat wood drill bit
Model No.: 165mm
Features: We manufacture Low price and high quality drill bit set
Supreum tequnique and selected material
Different drill size available
Model No.: SPP065PH2/SL08
Features: Double head Screwdriver Bits
1. Material: S2, Cr-V 6150, etc.
2. Different sizes available
3. Finish: sand blast
Model No.: ST
Features: 1.PCB ball drill bit: 0.25mm~6.5mm
2.Low price HSS drill: USD2.23
3.High quality drill
4.Quick service
5.Accept non-standard
Model No.: ZT
Features: 1.Drill tool: 1mm~12mm
2.Low price tungsten drill: USD 1.04
3.High quality carbide drill
4.Quick service
Model No.: 5mm-100mm
Features: Diamond glass DrillingBit
1 fast drilling speed,2 high efficiency and less chipping,3 minimum material deformation
4 long life
Model No.: 5mm-100mm
Features: Diamond Drill Bit
1 fast drilling speed,2 high efficiency and less chipping,3 minimum material deformation 4 long life
Model No.: 5mm-100mm
Features: Diamond Drill Bit
1 fast drilling speed,2 high efficiency and less chipping,3 minimum material deformation 4 long life
Model No.:
Features: Long drill bit with wide range of uses, suitable to building trade (formwork)
Formwork Drill Bit is interior fitting installati