BQ HQ NQ PQ Core Barrel , 1.5M Double tube core barrel for
exploration core drilling
Wireline Drilling Core Barrel BQ HQ NQ PQ
Wire-line core drilling tools can lift core from drill rods without
picking up coring system. A complete set of wire-line drill tools
include: Core barrel assembly, overshot assembly, drill rods,
holding dog, hoisting plug, circle wrench etc. It has some
advantages such as high penetration rate, high core recovery ratio,
long bit life and lower labour intensity. The advantages can get
more clear with the increasing of drill hole depth.
We could supply BQ Core Barrel, NQ Core Barrel, HQ Core Barrel, PQ
Wireline drilling tool
1. ISO certificate tool
2. API standard tool
3. Drilling NQ.HQ etc.bit
4. Good After sales service
Brief Introductions of overshot :
The overshot is used when wear and other mechanical damage prevent
the use of the regular pulling tool . We can produce overshots
assembly of all wireline and Chinese standards .
Our overshots are consisted of lifting dogs , jar tube and
swivel.Owing to large amount of stocks,the products can be shipped
out immediately according to your requirements .
Accessories of Over Shot
QTY per set
Cable Swivel Collar
Cable Swivel Body
Cap,Ezy Lock O/shot
Spring,Eay Lock O/shot
Sleeve,Ezy Lock O/shot
Ezy Lock overshot head
1) Strong magnetic field and strong attractive force .
2) Have multiple Functions .
3) Be convenient and safe in use .
4) Advanced designs and multiple choices.