V. Tumble: Plug the tumbler into a suitable outlet. Place the
barrel on the tumbler making sure the groove in the barrel
nut sits on the tumbler guide (45C). Tumble for 2-3 days.
Open and check the rocks. The rough edges should be
wearing down. After 5-7 days, open the barrel and rinse
the rocks in a bucket of water. DO NOT put the rinse water
down a household drain as it will clog the drain!
IMPORTANT: Clean the rocks and barrel parts thoroughly
using mild soap and water!
VI. Repeat steps II through V: Use successively fi ner
abrasives according to your tumbling instruction booklet
and the chart below:
Step 1 Step 2 Step 3 Step 4
Compound 60/90 120/220 Pre-Polish Polish
Silicon Silicon Aluminum Aluminum
Carbide Carbide Oxide Oxide
1.5 lb Barrel 2-4 Tbsp 2-4 Tbsp 3-5 Tbsp 3-5 Tbsp
3 lb Barrel 4 Tbsp 4 Tbsp 4-6 Tbsp 4-6 Tbsp
4 lb Barrel 6-8 Tbsp 6-8 Tbsp 8 Tbsp 8 Tbsp
Plug tumbler
in and place
barrel on
tumbler.
3
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