T38 76mm Thread Button Bit

T38 Drill Bits are widely used in Bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer Drilling....

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T38-76mm Thread Button Bit  is a carbide thread button bit, it is made of high-quality carbide tips and steel. It is proved that thread button bit has very good performance in hard and extreme hard rock formations. And also it has lower cost when compared with tricone bit and PDC bit in water well drilling. So it is a good choice for water well drilling in hard rocks.

Many factors go into choosing the correct bit for your ground conditions and drilling practices. Production demands have changed the drilling industry over the past twenty years, most of the pneumatic hammers have been replaced by the harder hitting, faster drilling hydraulic hammers.

GMD offers a complete selection of Top Hammer Drilling Tools to meet all of your drilling needs, which are suitable for any type of drilling application in mining, tunneling, construction and quarry work.

With the top quality of alloy steels and the best carbides, we produce all Top Hammer Drilling Tools by hot press technology and multiple heat-treated process to extend the product life for maximum wear and performance in the toughest of drilling conditions.

In the recent 20 years, Thread Button Bit series development very fast, it is accompanied by hydraulic rock drill hole quickly save industry to improve the drilling speed and drilling auxiliary working hours.

Our products are suitable for powerful percussive drills and top hammers with high speed drifter, such as Atlas Copco 282 rocket boomer, Atlas Copco 352 rocket boomer jumbo, AtlasCopcoD7roc, Furukawa HCR 1200, Tamrock, and Ingesoll Rand ECM660.

The products are widely used in bench and production drilling, extensional drilling.

Specification of T38 Drill Bits , kindly check below:

Product Name

T38 76mm Thread Button Bit


Same Raw Material Supplier With Atlas China


Yellow,Blue,Black Or Others




Zhuzhou Carbide 



Button Shape

Spherical Or Parabolic

Used With 

Thread Drill Rod/Hex Extension Rod


Drifting And Tunneling Machine

Normal Skirt Flat Face Domed Button Bit

T38 76mm Thread button bit

T38 Retrac Drop Center Semi-Ballistic Button Bit

T38 Retrac Drop Center Semi-Ballistic Button Bit


Packaging for T38 thread button bits for bench drilling is in wooden box packaging; Samples are shipped by express, batch products are shipped by sea or by air; 1-5 days for sample, 1-20 days for batch products.


How to choose Right T38 Drill Bits ?

Button Shape and Application

Button Shape



Domed/Round Button; Domed/Round buttons are suitable for very abrasive and very hard formations.


Parabolic /Semi-Ballistic Button:Parabolic buttons are usually used as gauge buttons and front buttons, suitable for medium abrasive and hard formations.




Q: Are you trading company or manufacturer ?

A: We are rock drilling tools factory.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.

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