Our thread button bits and taper drill bits are made by high quality steel and carbide inserts. After heat treatment, our drilling tools are tough enough to meet various rock drilling demands and have the least loss of energy while drilling the rocks. They serve in railway, subway, highway, tunnel, mining, metallurgical engineering, water conservancy... worldwide.

Thread Button Bit Standard Sizes for Immediate Availability: 2" to 5" (51mm to 127mm)

Taper Bit Standard Size for Immediate Availability: 32mm to 42mm

Sanmeul T51 Retrac 115mm Rock Drill Button Bit

The information you may like to know before order:

1.      Products we provide

Sanmeul research and produce the following range of drilling tools:

* PDC cutter/insert 1304, 1305, 1306, 1308, 1310, 1313, 1613, 1616, 1916...oil or mining type.

* PDC non-core bit, PDC coring bit of diameter 46mm, 50mm, 55mm, 60mm, 65mm, 75mm, 89mm, 94mm, 98mm, 113mm, 124mm, 127mm, 132mm, 146mm, 153mm...190mm, 216mm…

* PDC anchor bit for roof bolting diameter 25mm, 27mm, 28mm, 29mm, 30mm, 32mm, 35mm, 42mm, 43mm...

* Tungsten carbide drill bit: twin-wing coal bit, chisel bit, cross bit, button bit, hammer bit...

      * Drill rods – hex, twist, spiral…

* Other drill tools.

2.      Payment methods

T/T (Telegraphic Transfer), Western Union, MoneyGram or Credit Card…

3.      Lead time

Based on order quantity, it ranges from 3 to 20 days to finish production.

4.      Shipping

Express: DHL, TNT, UPS, FedEx and Special lines…

Carrier: by air or sea.

They all apply to a very economic cost.

5.      Services:

We will respond to your inquires in one hour (holidays as well).

We provide free replacement once the failure is confirmed to be caused by our product quality.