aie_logoTools & Equipment


borer_1.jpg (20877 bytes)Increment Borer

A specialised tool which enables a core sample to be extracted from a tree trunk or branch.

The borer consists of three parts which are all stored conveniently inside the handle. The parts are

 

 

 

borer_2.jpg (7540 bytes)To use, first insert the square end of the Auger into the Handle and secure with the swing-clip. The Auger is now screwed into the tree to the depth required. The Extractor is next inserted into the Auger and held firmly in place while the whole Auger is turned a quarter turn anti-clockwise to break the sample. The extractor is now removed from the Auger complete with the wood sample. The Auger is then unscrewed from the tree.

 

 

 

Increment Borers are available in a number of different sizes to allow penetration of different depths. The above photographs illustrate the Mattson Increment Borer (12"/300mm).


© 2000 Chris Skellern. AIE.    Home  | News | A-Z Index  | Resources  |  Contact AIE  |  Terms of Use