Retract Skirt / Drop Center T45 Drill Bit With 4.5" / 114mm For Drifting / Tunneling

Brand Name:MIROC
Model Number:Pilot Adapter Reaming Bit
Minimum Order Quantity:5 Pieces
Delivery Time:10 - 20 days
Payment Terms:T/T, L/C, D/A, D/P, Western Union, MoneyGram
Place of Origin:Shangdong,China
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Location: Beijing Beijing China
Address: Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Supplier`s last login times: within 1 hours
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Product Details

Retract skirt / drop center T45 drill bit with 4.5" /114mm and golden

Widely used drifting and tunneling


Description:

Drill rod usingT45 thread system.

With wrench flats to aid in coupling/decoupling of rods for extension drilling.

Used in benching and long hole drilling.


Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system


Parameter

Thread: T45

Color: Gloden,

Button: Ballistic 8x14,4x13,2x13mm

Diameter:4.5inchees(114mm)

Type: T45 Retrac Drill Bit ,drop center.

Widely used drifting and tunneling


Specification:

T45 utton bits, Retract skirt


DiameterT.C buttonsFlushing holeAngleWeight
mminchGauge x mmFront x mmSideFrontGaugeKg
7636x124x111240°3.08
7636x133x12,1x111335°3.16
7638x124x121235°3.15
7638x125x111235°3.09
8931/28x134x131235°4.52
8931/28x134x11,1x111435°4.35
8931/28x134x11,2x91435°4.28
8931/28x145x121235°4.58
8931/28x136x121235°4.42
8931/29x126x101335°4.62
10248x154x151235°7.38
10248x144x12,1x121435°7.25
10248x144x12,2x121435°7.28
10248x146x121235°7.15
10249x138x131335°7.42
11541/28x154x13,2x131435°9.54
11541/28x157x141235°9.75
11541/29x148x141235°9.72
12758x167x141235°12.15
12759x168x141335°14.42

Photos:


Drawing


Packing

Related products
T38/T45 button bit T38/T45 coupling Shank adapter

Company


KSQ Technologies (Beijing) Co. Ltd. is a company that shall cater to the needs of the construction and mining industries, with consideration on providing solutions to the following unique problems:

  • Hazardous environment
  • Acts, regulations, and other government guidelines that have to be followed
  • Significant differences in the way people work, mostly due to physical constraints
  • Avoiding downtime on major equipment which can cost tens of thousands of dollars per hour. The best solution with the most reasonable cost is a significant driver.




China Retract Skirt / Drop Center T45 Drill Bit With 4.5 / 114mm For Drifting / Tunneling supplier

Retract Skirt / Drop Center T45 Drill Bit With 4.5" / 114mm For Drifting / Tunneling

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