Nx Hx Px Double Tube Core Barrel

1, To collect the core of the rock drilled,a device known as the core barrel is used. 2,Core barrel retains rock core samples from drilling operations. 3,Its length varies from 0.5-3m. 4,There are 3 types of core barrels in use. *The single tube core barrel *Duble tube core barrel *Triple tube core barrel

core barrel tube drill barrel core barrel for concrete cutting

Core barrel tube drill barrel for concrete cutting ,Wet Diamond Core Drill Bits  

Beautiful core bit for concrete coring and concrete cutting

core bit for concrete coring Diamond Drill Bit in 1-1/4"UNC Connection and 450mm Working Length     For wet cutting very wide range of building materials, such as reinforced concrete, brick/block and general building materials.   Our Concrete Core Bits can be very Fast cutting with very long working life.    Our  Concrete Core Bits are used high precision steel core tube.   Our Concrete Core Bits are widely used for professional works.  

concrete core bit for concrete coring

Concrete core bit     All rigid concrete segmented diamond drill bits are laser welded for superior strength. Three times stronger than conventional brazed bits.

Surface Set Diamond Core Bits BQ NQ HQ PQ Sizes

Surface Set Diamond Core Bits

PQ diamond core drill equipment

PQ  diamond core drill equipment 1.Drill  rod: BQ, NQ,  HQ , PQ ,  NT, HT  drill rods    casing tube: BW, NW, HW, HWT 2.Core barrel: BQ NQ  NQ2 NQ3 HQ HQ3 PQ PQ3 head assembly and parts 3.AQ-PQ, T2, T6 etc. Diamond core bit, reaming shell & shoe bit (syntheyic and surface-set, PDC) 4.Drill tool: hoisting plug, water swivel, overshot, outer tube & inner tube wrench,  foot clamp,etc.

Alloy cross bit high quality R32 51mm EXX rock drill cross bits

Alloy cross bit Item: Cross Bit  Model No.: 36-70mm Cross bit  Brand name: Chemshine Place of original: China  Use: Ore Mining  Minimum order quantity: 5 PCS  Packing message: 50PCS/wooden case  Produce capacity: 5, 000PCS/month  Delivery time: 15 days 

R32 51mm steel cross bit EX and EXXs for self-drilling rock

steel cross bit EX and EXXs for self-drilling rock Description:  Chemshine  Brand self designed and manufactured drill bit, Cross bits suitable for drilling hard and soft rock, widely used in quarry, small mines, and other project construction sites. 

BQ Core Bit for geological drilling

Chemshine BQ Impregnated Core Bit are designed to offer a lifespan that surpass all its competitors in hard to very hard ground,including AW,AQ,BQ,NQ,HQ,PQ diamond core drilling bits ect.   

Concrete coring bit 350mm diameter

Concrete coring bit Concrete core Bits in 1-1/4"UNC Connection and 450mm Working Length   For wet cutting very wide range of building materials, such as reinforced concrete, brick/block and general building materials.   Our Concrete Core Bits can be very Fast cutting with very long working life.    Our  Concrete Core Bits are used high precision steel core tube.   Our Concrete Core Bits are widely used for professional works. 

concrete coring bit for concrete coring concrete cutting

Chemshine concrete coring bits are high speed , multi-purpose bits for drilling in many types of materials including reinforced concrete, cinder block, stone, etc. Unique diamond segment design can increase drilling speed as much as 30% over conventional bits.

tapered chisel bit made by high quality steel and carbide 34mm

tapered chisel bit 1.High quality and technology 2.made by high quality steel and carbie. 3.ISO9001 Certificate