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  • concrete core bit for concrete coring

    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.

  • NQ Size Surface Type Bottom Discharges Diamond Bits(stage crown shape)- big photo

    Surface Set Diamond Core Bits BQ NQ HQ PQ Sizes

    Surface Set Diamond Core Bits

  • NQ,HQ,PQ High quality hot reaming shells drill tools

    NQ,HQ,PQ High quality hot reaming shells drill tools

    Diamond Reaming Shells , Surface Set And Impregnated Reaming shell is set with natural or synthetic diamond, and it is used to couple the drill bit with the core barrel. Its main function is to ream the hole to the correct constant specific diameter which ensures adequate clearance for the core barrel and sufficient clearance for the new bit which replaces an old one. It also acts as a stabilizer for drill bit. 

  • PQ diamond core drill equipment

    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 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 

  • BQ imp core bit

    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 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

    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.

  • Beautiful high durable chisel bits chisel bit for drill

    Beautiful high durable chisel bits chisel bit for drill

    chisel bit Rock drilling tools and mining tools for use in quarrying,Mining, Tunnelling, Construction and Civil

  • Rotary drilling rig HR526D Korea Imported main parts

    Rotary drilling rig HR526D Korea Imported main parts

    Rotary drilling rig HR526D Korea Imported main parts Drilling depth :26m Drilling diameter :1500mm Doosan main pump and main valve

  • chisel bit for hammer drill nice high durable quality chisel bits & cross bits

    chisel bit for hammer drill nice high durable quality chisel bits & cross bits

    chisel bit for hammer drill nice high durable quality chisel bits & cross bits

  • chisel drill bits 32mm,33mm,34mm chisel bit

    chisel drill bits 32mm,33mm,34mm chisel bit

    chisel drill bits 32mm,33mm,34mm chisel bit