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ROI Calculator

The BARKE Return on Investment Calculator

How much can you save each year with reversible knives?

Enter four values and see your savings in euros instantly.**

This calculator compares solid planer knives with reversible knives only. Calculations are based on BARKE unit prices for 410 mm knives, adjusted proportionally for other lengths. For other systems (e.g. Tersa, CentroLock) please use our online knife consultation service.

Used to calculate the savings from reduced changeover time, assuming a 20-minute savings per knife change with reversible knives.

1.4×
1.3× 2.0×

Default: a conservative value from experience. Many customers report a factor of 1.5–2.0×.

Solid planer knives
ItemUnit priceQuantityTotal
New solid planer knives€30.614 pcs€122.44
Regrinding€5.8252 ×€302.64
Full cycle, solid planer knives€425.08
Standard reversible knives
ItemUnit priceQuantityTotal
Initial set (carriers incl. knives)€22.974 pcs€91.88
Replacement reversible knives, without carriers€8.6324 ×€207.12
Full cycle, reversible knives€299.00
Material savings — full cycle
€126.08
per cutterhead and full cycle, with the same number of cutting edges. Lower cost from the very first knife change.

Note on ongoing costs: €14.34

Your annual savings
–
–
Solid planer knives
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With reversible knives
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* Calculated using actual BARKE unit prices (2026). The stated tool life advantages (30–50%) are based on experience from customer surveys and internal comparative tests. Actual tool life is affected by wood species, feed speed, machine condition and cutting hardness. Assumed changeover time: 30 min for solid planer knives and 10 min for reversible knives. Your individual savings may vary.

We are happy to advise you:

Germany

BARKE Maschinenmesser GmbH
Hans-Meißner-Str. 7
61389 Oberreifenberg/Ts.

Phone

+49 6082 – 9100 20

Email

barke-messer@barke.de

Service Hours

Mon – Fri: 8 am – 4 pm

Austria

Barke Maschinenmesser
Rödschitz 69
8983 Bad Mitterndorf/Stmk.

Phone

+43 3623 – 6024

Email

barke-messer@barke.at

Service Hours

Mon – Fri: 8 am – 4 pm