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drill bits for petrol and mining 

Payment Terms: T/T,L/C,WU 
Place of Origin: Hebei, China (Mainland) 
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Product Detail

Model No.: GM1615ST
Production Capacity: 500 or more pcs one month
Delivery Date: as per QTY ordered
Type: Drilling Rig
drill bit size: 12-1/4''
body material: tungsten carbide ...
cutter number: 5
formation: medium hard to hard
Means of Transport: Ocean,Air
Packing: wooden box or iron box
Application: Oil
Brand Name: Great
body: matrix
cutter material: PDC
primary cutter size: 16mm

1.double rows tooth,asymmetrical spiral blades ensures stability
2..PDC cutter ensure fast speed and aggressiveness
3.fine cooling and cleaning abil

Features

1.Highly resistant to abrasion and erosion with the ability to withstand high compressive loads.

2. Cutters and cutting structure specifically designed to enhance ROP and bit life

3. Spiral blades to optimize dynamics control and cutting transport across the bit improving cleaning and performances.

4. Anti Whirl features to limit destructive impacts and load on cutters

5. Anti-balling coating incorporates proprietary nanotechnologies to alleviate bit balling

6. Enhanced gauge protection with TSP, Impregnated Diamond and purpose PDC cutters design

7. Optimized bit profile and nozzles layout for improved Hydraulics.

Parameters

Bit Size

12-1/4″




Number of Blade

5




Primary Cutter Size

Φ16mm




Nozzle Qty/Type

5NZ




Gauge Length

3″




Junk Slot Area(in2)

33.8




Connection

6-5/8″API Reg




Make up Torque(KN.m)

51.7~56.9




Operating Parameters


Rotary Speed(rpm)

60~260




Weight on Bit(KN)

30~140




Max.WOB(KN)

180




Flow Rate(lps)

38~70





Producing process

Package and transportation


Welcome your participation!

Suna

great02@pdcbit.net


bigPhoto
 Ms. Suna Zhang

Tel: 86-317-3212988
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Company Info

Suna [China (Mainland)]


Business Type:Manufacturer
City: Cangzhou
Province/State: Hebei
Country/Region: China (Mainland)

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