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Frequently Asked Questions

My worktop jig instructions say a 30mm guide bush and a 12.7mm cutter I have a long 50mm x 12.00mm cutter with my lock jig why cant I use this and what will happen if I do.

The worktop jigs are designed to work with a GB30A guide bush and A 12.7mm cutter the male and female curves on the jig are matched with 12.7mm cutters if you use a 12mm cuter the radiuses will not come together properly.