Stabilized Black Palm Blocks Felt Ceramic belts will scratch but

Ceramic belts will scratch but should not be detrimental in the performance of this tool

( now that is the best part to see the pattern come out on the blade)

Ensure the eartips are securely attached to the ISOtunes product

ROCKWELL A TEST BLOCK(1PC)

With Bee'Nooba Wax

Stabilized Black Palm Blocks Felt Ceramic belts will scratch butKnife block. Dimensions: 1" x 1 1 2" x 5". Stabilization refers to impregnating soft wood with resin, creating wood that is no longer weak. Some colour variability is to be expected this is because different blocks have different densities that will affect how the wood absorbs resin. We do not offer refunds for colour variability within the block or other small internal imperfections. The picture is a typical representation and your scales may differ