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Vernier reads to 10’
Published 1997
4m square x 2
Comprises 4 triangular shaped tool steel cutting teeth
accurate rain gauge for measuring up to 150mm (6") of rainfall
Haglof Increment Borer 500mm 3-thread Digging Vernier reads to 10’High 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. 500mm, 5. 15mm diameter, 3