Haglof Increment Borer 400mm 3-thread Bark Gauge From abstract close-ups to aerials

From abstract close-ups to aerials

Featuring the most inspiring examples in Sweden

Used to easily monitor and measure the temperature of compost heaps

Operating instructions included

made of high quality German stainless steel

Haglof Increment Borer 400mm 3-thread Bark Gauge From abstract close-ups to aerialsHigh 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