Used to extract cores of wood from trees or freshly treated poles, piling, lumber, or timbers in order to determine growth rate, age, tree soundness, and chemical penetration.
Teflon coating protects bit against rust and resin build-up and also reduces friction. Hardened rubber cap is forged with extractor so it will not work loose. Increment borer use and care booklet included.
Those illustrated below are constructed with a 5.15mm core and with 3 threads. Other sizes, both core sizes and lengths are available upon request.Product Code: AG53-352 / AG53-354 / AG53-356 / AG53-358 / AG53-360