Testing step drill from China. Set of drills 4-32 3 mm (4 mm, 6 mm, 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 24 mm, 26 mm, 28 mm, 30 mm 2mm)
4-20 mm 4 mm, 6 mm, 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 14 mm, 16 mm, 18 mm, 20 mm
12.4 mm (4 mm, 6 mm, 8 mm, 10 mm, 2 mm)
Drill plastic, plywood and metal.
Link to a set of drills: goo.gl/FzZQlN
Other tools in this playlist: goo.gl/1qUs3s
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Tool - goo.gl/1qUs3s
Electricity and electronics - goo.gl/Ga7q5K
Refrigeration equipment - goo.gl/dgscag
Control panels refrigeration equipment - goo.gl/qFeAGZ
How to store fruits and vegetables? - goo.gl/7BJlJe
Refrigeration equipment - goo.gl/SqX8GQ
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