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## It is very important that the sponge keep the grinding bit wet during operation. | ## It is very important that the sponge keep the grinding bit wet during operation. | ||
## New sponge strips may be cut from a standard kitchen sponge. | ## New sponge strips may be cut from a standard kitchen sponge. | ||
# Press glass, rock or tile to be ground against revolving grinding head with moderate pressure. Shape your material with smooth lateral strokes removing a small portion of the unwanted material with each pass. Do not apply excessive pressure | # Press glass, rock or tile to be ground against revolving grinding head with moderate pressure. | ||
## Shape your material with smooth lateral strokes removing a small portion of the unwanted material with each pass. | |||
## Do not apply excessive pressure. | |||
# If you wish to drill a hole, use a grinding pin. | # If you wish to drill a hole, use a grinding pin. | ||
## Gently bring glass into contact with the top of the pin at a 45° angle until the hole is started. | ## Gently bring glass into contact with the top of the pin at a 45° angle until the hole is started. |
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