top of page
White Background

KR Drilling machinery is one of the leading manufactory in China dedicated to providing high quality Kelly bars for piling rigs. The interlocking and Friction Kelly bar we supplied ranges from Outer diameter 299mm to 630mm, from 3 section to 6 sections, For internationally renowed brands of drilling rig including Bauer Bauer / Soilmec/ Casagrande/ Liebherr/ IMT / Mait / Sany /XCMG/ Sunward/ Zoomlion/ TEG....

1. Kelly bar ( Interlocking Kelly bar/Friction Kelly bar/Customized Kelly bar/Square Kelly bar...)

2. Drilling tools (Drilling Buckets/Drilling Auger/Core barrel/Drilling bits/Rollers...)

3. Casing Parts (Casing Pipe/Casing Driver/Casing Connector/Casing Shoe/Teeth/Bolts...)

4. Hydraulic Parts (Gearbox/Motor/Pump, Small hydraulic parts...)

5. Electric parts & Valve group

6. Piling rig Structure parts ( Kelly guide/ Swivel joint/ Rotary sleeve /Terminal joint / Spring/ Slew bearing/Ropes...)

7. Undercarriage parts (Track rollers/Guide roller..)

                                 www.krdrill.com

All in one words, One-Stop service for Drilling rig.

                               

Core Barrel-Rollers

¥10,000.00Price
  • Core barrel are used for cutting an annular ring in rock or concrete (also reinforced concrete)

    The center core is usually broken with round shank picks, rock auger or cross cutter. 

    The advantage of using the core barrel is the concentration of the crowd force and torque on small ring of cutting teeth.

bottom of page