THE FIT AND PENCIL

Categories Tips readers

SUITABLE AND PENCILEven if storage together with small tools marking pencil will not lose the sharpened stylus, if it is to protect your cap

of a ballpoint pen.

Recommend to read

  • CANISTER-SINKCANISTER-SINK
    Sink can be made of ordinary plastic cans of 5 litres and curved, as shown in the figure, a metal tube. Tightness is ensured by a gasket made of thick rubber, is placed in the tube. The...
  • THYRISTOR VOLTAGE REGULATORTHYRISTOR VOLTAGE REGULATOR
    My thyristor voltage regulator (THREE) is easy in manufacture and adjustment, linearity regulation and high power output — 200 watts without heatsink and 1000 watt radiator cooling area...