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Rocker and pole assembly

The whole contraption consists of a 1 metre light weight pole, an angled clamp, a support for the tail end of the pole (photo 4) and of course the rocker.
The clamp screws onto the end of the pole. The rocker is then bolted onto the angled clamp facing back (ridged side to the clamp). This ensures that the rocker is tilted at the correct angle for rocking.
The rocker is placed gently on the plate at the point where rocking is to begin. The tail end of the pole rests in the support (ideally this would be a long groove but I have yet to make this bit up). The dark spots on the plate are oxidised patches where my cat walked across it last time she came in on a wet day!
Photo 4, the (initially temporary) tail end support.
The angled clamp, with a short pole, can also be used as a jig to hold the rocker constantly at the correct angle for sharpening. The rocker is re attached to the clamp but facing the other direction (ridged side out). I have made sure that the pole is the correct length as the surface of the secondary bevel (the surface I am sharpening) has to be parallel with the surface of the stone. Note that different grades of rockers (finer or coarser) are sharpened at different angles. I use different thicknesses of blocks under the stone to introduce steeper angles for coarser rockers.