
For fastening small diameter drill bits in the Chuck mini-drill, the assistant Amateur radio operators and hobbyists, perfect for collet clamping device of an ordinary compass, which is a graphite rod is inserted a thin drill bit.
D. BELICHENKO, Dnepropetrovsk
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In Italy, the design and manufacture of helicopters is concentrated mainly in the company Agusta (Construzione Aeronautiche Giovanni Agusta SpA), located in Gallart in the North of the...
CLAMP? READY!
A simple clamp can be made from a long bolt, washers and nuts-lamb. The jaw faces are made of solid wood.