Drilling features:
Cylinder ring cutting to release rock confining pressure;
Roller teeth are rolled by grinding and drilling, and the loss of
drill teeth is small;
The core rate of small drilling tools is high, and the large
drilling tools are graded and broken;
Applicable strata: medium and light wind strata, hard rock strata,
super hard bedrock strata;
Customizable items:
Cutting diameter customization: design cutting diameters according
to customer needs, such as φ950, φ1050, etc., mostly used in
conjunction with casing construction;
Cylinder height customization: design the cylinder height according
to customer needs, such as heightening to 1500, 2000, increase the
single drilling volume and improve the construction efficiency;
Focus on the structure to strengthen customization: strengthen the
parameters of various parts according to customer needs, such as
thickened wall thickness and thickened bottom plate;
Customized types of rollers: new oil rollers, second-hand rollers
and removable rollers can be customized according to customer
needs;
Square head size customization: Customize the square head size of
the drill tool according to the customer's square head, usually
130×130, 150×150, 200×200, etc.;
Customizing the number of drill teeth: encrypt the drill teeth
according to customer needs;
