step drill bit

Description
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Description
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8 1/2 tricone drill bit
1.conical teeth and hard-facing
2.Reliable bearing system
3.Fast drilling
4.API&ISO

1.high quality taper button bits
2.Taper button bits
3.33mm taper button bits

kingdream TCI tricone rock bits API:
1)certified by ISO9001&API
2))min order;one pcs rock bits
3)IADC:114-117,127,437,517,

High temperature heat treatment forged alloy steel. Carbide teeth with high strength and toughness work more efficiently

Machine Type:Drilling Tool
Certification:API
Material:TCI
Processing Type:Forging
Use:Well Drilling

Machine Type:Drilling Tool
Certification:API
Material:TCI
Processing Type:Forging
Use:Well Drilling

Carbide tricone bits
1.Meet with API Spec7-1 &ISO 9001:2008
2.Many years experience in water well bits
3.Good quality and after-sale services

1.high quality taper button bits
2.Taper button bits
3.34mm taper button bits

1. size: 8 1/2''
2. type: GS1605T
3. blade quantity: 5
4. cutter size: 16mm
5. gauge length: 60mm...

A quantity of thread inserts, the appropriate size drill, high speed steel tap, installation tool, a tang break tool in the Kit.

Material:45#carbon,Crv,carbon steel
Includes:hex shank drill bit,high speed steel drill bits,masonry drill bit,wood drill bit,wood spade bit

A quantity of thread inserts, the appropriate size drill, high speed steel tap, installation tool, a tang break tool in the Kit.

Matrix body fixed cutters are made from tungsten carbide material. This provides
improved wear resistance and erosion.Additionally, they are typicall

Matrix body fixed cutters are made from tungsten carbide material. This provides
improved wear resistance and erosion.Additionally, they are typicall

9 1/2" Kingdream TCI Tricone drill bit /three cone bit1. All sizes available
2.Sealed bearing
3.Gauge protection
4.Low cost
5.Can be customized

1.Diamond Core Drill Bit
2.Good material,.Applied to stone
3.Seamless steel pipe makes hydraulic drills stronger and more durable

1. size: 17 1/2''
2. type: GS1906TZ
3. blade quantity: 6
4. cutter size: 19mm
5. gauge length: 85mm...

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

8 Inch Step Drag Bit for Clay Layer

Tricone bit is one of the main tools for blast hole and water well drilling. Its life span and performance whether suitable for drilling or not

Bit Type
220.7" GS1604Q
IADC Code
S223
Blade...

1.Stocks adequate, time delivery
2.Cutter's quality performance is good.
3.Rich experience in drill bit.

this powerdriver drill set is a must have for you.Everything you need for your project in one case.

1.High Abrasion tungsten carbide material
2.High performance PDC-Cutters
3.Carbide and Diamond gauge protection
4.Carbide/Diamond Shock Studs

Matrix body fixed cutters are made from tungsten carbide material. This provides
improved wear resistance and erosion.Additionally, they are typicall

TCI drill bit
1.best quality and best price
2. fast delivery time
3.certification:API&ISO
4.best after-sale service...

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale

Multi-purpose drill bit 5pcs/set
Sizes: 4mm,5mm,6mm,8mm,10mm
Universal drill to drill holes on hardened steel, ceramic tile, concrete, laminates