Haglof Increment Borer 100mm 2-thread Prisms Graduations in m and cm

Graduations in m and cm for length (up to 30m)

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Detailed maps of its distribution in South Australia

Suitable for anyone with an interest in plant ecology and botany

original and experimental

Haglof Increment Borer 100mm 2-thread Prisms Graduations in m and cmHigh quality Swedish made increment borers to extract cores of wood from trees to determine growth rate, age, chemical penetration and soundness. Teflon coated bit reduces friction and protects against rust and resin build up. Available in 2 thread or 3 thread. We strongly recommend using 2 thread borers for Australian hardwoods and 3 thread borers for softwoods 2 thread borers provide easier penetration in tough timbers. 100mm, 5. 15mm diameter, 2