Haglof Increment Borer 400mm 3-thread Weeds Replacement Haglof increment borer extractor

Replacement Haglof increment borer extractor 300mm

Used to easily monitor and measure the temperature of compost heaps

Full colour photos throughout

Made from strong polypropylene

Haglof Increment Borer 400mm 3-thread Weeds Replacement Haglof increment borer extractorHigh 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. 400mm, 5. 15mm diameter, 3